Solar System
Huge New Storm Creates Hexagon at Jupiter's South Pole  LIVE SCIENCE · 20 hours
NASA's Juno probe discovered a giant new storm swirling near Jupiter's south pole last month, a few weeks after pulling off a dramatic death-dodging maneuver. more
Explaining the Tiger Stripes of Enceladus  ASTRO WATCH · 23 hours
Saturn's tiny, frozen moon Enceladus is a strange place. Just 300 miles across, the moon is thought to have an outer shell of ice... more
NASA’s MAVEN Orbiter Maps Martian Upper Atmospheric Winds  SCI-NEWS.COM · 2 days
Using NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft, a team of planetary researchers have measured the speed and direction... more
Finding a killer electron hot spot in Earth's Van Allen radiation belts  SCIENCE DAILY · 2 days
JAXA and NASA satellite observations show where killer electrons are generated in the Van Allen radiation belts surrounding Earth. more
Breathable atmospheres may be more common in the universe than we first thought  PHYS.ORG · 2 days
The existence of habitable alien worlds has been a mainstay of popular culture for more than a century. In the 19th century,... more
Investing in 'space on Earth'  ESA · 2 days
With more than fifty years of experience operating spacecraft, ESA has built up an incredible web of state-of-the art operations systems and technologies across the globe. more
Finding a killer electron hot spot in Earth's Van Allen radiation belts  PHYS.ORG · 2 days
A collaboration between researchers in Japan, the U.S., and Russia has found a hot spot in Earth's radiation belt where killer electrons, which can... more
X marks the spot: NASA selects site for asteroid sample collection  PHYS.ORG · 2 days
After a year scoping out asteroid Bennu's boulder-scattered surface, the team leading NASA's first asteroid sample return mission has officially selected a sample collection site. more
Transformative change can save humans and nature  SCIENCE DAILY · 2 days
Human impacts on life on Earth are unprecedented, requiring transformative action to address root economic, social and technological causes. more
An upcoming ESA mission is going to remove one piece of space junk from orbit  PHYS.ORG · 2 days
While working at the NASA Johnson Space Center during the 1970s, astrophysicist Donald Kessler predicted that collisions of... more
NASA's Juno navigators enable Jupiter cyclone discovery  PHYS.ORG · 2 days
Jupiter's south pole has a new cyclone. The discovery of the massive Jovian tempest occurred on Nov. 3, 2019, during the most recent data-gathering flyby of Jupiter by NASA's Juno spacecraft. It was the... more
Barrels of ancient Antarctic air aim to track history of rare gas  PHYS.ORG · 2 days
Ancient air samples from one of Antarctica's snowiest ice core sites may add a new molecule to the record of changes to Earth's atmosphere... more
Hubble Team Releases New Photos of Interstellar Comet 2I/Borisov  SCI-NEWS.COM · 2 days
Astronomers using the NASA/ESA Hubble Space Telescope have captured two new images of 2I/Borisov, the first known interstellar... more
NASA selects OSIRIS-REx asteroid sampling site  SPACE NEWS · 2 days
NASA announced Dec. 12 that it has selected the site on a near Earth asteroid where a spacecraft will touch down and collect samples,... more
Mars Express tracks the phases of Phobos  PHYS.ORG · 2 days
ESA's Mars Express has captured detailed views of the small, scarred and irregularly shaped moon Phobos from different angles during a unique flyby. more
Rosalind meets Rosalind  ESA · 2 days
Image: The work of Dr Rosalind Franklin (1920-1958) is well known for being central to the discovery of the iconic double-helix structure of DNA, the fabric of life as we... more
Earth from Space: Gotland Baltic blooms  ESA · 2 days
Video: 00:00:00 In this week's edition of the Earth from Space programme, Copernicus Sentinel-2 takes us over the green algae blooms swirling around the... more
Fighting climate change, protecting nature go hand in hand  PHYS.ORG · 2 days
The preservation of Earth's pristine wildernesses and oceans, long treated as a separate issue to curbing climate change, is taking on more importance as scientists say they really need to... more
Air Force seeking commercial technologies for cislunar space operations  SPACE NEWS · 2 days
On the wish list for the next round of SBIR bids are technologies for operations far beyond geosynchronous... more
Tiny quantum sensors watch materials transform under pressure  PHYS.ORG · 3 days
Since their invention more than 60 years ago, diamond anvil cells have made it possible for scientists to recreate extreme phenomena—such as the crushing pressures deep inside the Earth's mantle—or to enable... more
Interstellar comet 2I/Borisov swings past sun  PHYS.ORG · 3 days
When astronomers see something in the universe that at first glance seems like one-of-a-kind, it's bound to stir up a lot of excitement and attention. Enter comet 2I/Borisov. This mysterious visitor from the depths of space... more
First identified comet to visit our solar system from another star  SCIENCE DAILY · 3 days
Comet 2I/Borisov is a mysterious visitor from the depths of space -- the first identified comet to arrive here from another star. Hubble images capture the... more
Global circulation of Mars upper atmosphere  Science Magazine · 3 days
The thermosphere of Mars is the interface through which the planet is continuously losing its reservoir of atmospheric volatiles to space. The structure and dynamics of the thermosphere is driven by a global circulation that redistributes... more
Pervasive human-driven decline of life on Earth points to the need for transformative change  Science Magazine · 3 days
The human impact on life on Earth has increased sharply since the 1970s, driven by the demands of a growing... more
Scientists map Mars' global wind patterns for the first time  PHYS.ORG · 3 days
Today, a paper published in Science documents for the first time the global wind circulation patterns in the upper atmosphere of a planet, 120 to 300 kilometers above... more
Transformative change can save humans and nature  PHYS.ORG · 3 days
The survival of Earth's life is not a battle of humans versus nature. In this week's Science, an independent group of international experts, including one from Michigan State University (MSU), deliver a sweeping assessment... more
Interstellar comet 2I/Borisov swings past sun  nanowerk · 3 days
This mysterious visitor from the depths of space is the first identified comet to arrive here from another star. We don't know from where or when the comet started heading toward our Sun, but it won't... more
Deforestation, erosion exacerbate mercury spikes near Peruvian gold mining  SCIENCE DAILY · 3 days
Scientists have developed a model that can predict the amount of mercury being released into a local ecosystem from deforestation. The research could point toward ways to mitigate the worst... more
Deforestation, erosion exacerbate mercury spikes near Peruvian gold mining  PHYS.ORG · 3 days
Scientists from Duke University have developed a model that can predict the amount of mercury being released into a local ecosystem by deforestation and small-scale gold mining. more
Looking for Exoplanet Life in All the Right Spectra  ASTRO WATCH · 3 days
A Cornell University senior has come up with a way to discern life on exoplanets loitering in other... more
Martian aurora offers climate change clues, research reports  PHYS.ORG · 3 days
A newly published study, presented on Dec. 12 at the American Geophysical Union (AGU) meeting, reveals that a type of Martian aurora originally detected by NASA's MAVEN spacecraft is in fact the... more
Best of Last Year: The top Phys.org articles of 2019  PHYS.ORG · 3 days
It was a great year for research of all kinds as a team of astronomers from around the globe delivered the first photo of a black hole. Over... more
The 'right' whale to save  PHYS.ORG · 3 days
You may have heard that Earth's current sixth mass extinction stems from human causes, but what does this actually look like? I present to you Exhibit A: North Atlantic right whales (Eubalaena glacialis), a species disappearing at an... more
New Map Shows Near-Surface Water Ice on Mars  SCI-NEWS.COM · 3 days
Using data from NASA’s Mars Reconnaissance Orbiter and Mars Odyssey orbiter, a team of planetary researchers have crated a map... more
The return to Venus and what it means for Earth  PHYS.ORG · 3 days
Sue Smrekar really wants to go back to Venus. In her office at NASA's Jet Propulsion Laboratory in Pasadena, California, the planetary scientist displays a 30-year-old image of... more
'Lost' Iron Meteorites May Lurk Beneath Antarctic Ice. Scientists on Quest to Find Them.  LIVE SCIENCE · 3 days
Scientists are scouring the remote Antarctic ice cap for rare meteorites chock-full of iron and holding secrets to the history... more
Saturn Satellite Networks to be first customer of Northrop Grumman’s OmegA  SPACE NEWS · 3 days
Northrop Grumman announced Dec. 12 that Saturn Satellite Networks, a startup satellite manufacturer, will... more
Mars Express tracks the phases of Phobos  ESA · 3 days
ESA’s Mars Express has captured detailed views of the small, scarred and irregularly shaped moon Phobos from different angles during a unique... more
Mars Express views Phobos phases  ESA · 3 days
Video: 00:00:28 ESA’s Mars Express recently tracked Phobos as the moon passed in front of the spacecraft's camera, capturing detailed views of the small, irregularly shaped... more
NRL-camera aboard NASA spacecraft confirms asteroid phenomenon  PHYS.ORG · 3 days
A U.S. Naval Research Laboratory-built camera mounted on the NASA Parker Solar Probe revealed an asteroid dust trail that has eluded astronomers for decades. more
NASA to buy more commercial Earth observation data  SPACE NEWS · 3 days
NASA will seek continued access to Earth observation data gathered by commercial satellite constellations after a pilot program proved the... more
Stepwise Earth oxygenation is an inherent property of global biogeochemical cycling  Science Magazine · 3 days
Oxygenation of Earth’s atmosphere and oceans occurred across three major steps during the Paleoproterozoic, Neoproterozoic, and Paleozoic eras, with each increase having profound consequences for the... more
Earth was stressed before dinosaur extinction  PHYS.ORG · 4 days
New evidence gleaned from Antarctic seashells confirms that Earth was already unstable before the asteroid impact that wiped out the dinosaurs. more
Revealing the physics of the Sun with Parker Solar Probe  PHYS.ORG · 4 days
Nearly a year and a half into its mission, Parker Solar Probe has returned gigabytes of data on the Sun and its atmosphere. Following the release of the... more
Thunderquakes make underground fiber optic telecommunications cables hum  SCIENCE DAILY · 4 days
Telecommunications lines designed for carrying internet and phone service can pick up the rumble of thunder underground, potentially providing scientists with a new way of detecting environmental hazards and imaging deep inside... more
Water Vapor is Common in Atmospheres of Extrasolar Gas Giants, Study Shows  SCI-NEWS.COM · 4 days
In a study published recently in the Astrophysical Journal Letters, a team of astronomers analyzed spectroscopic atmospheric data from 19 exoplanets, ranging in size... more
Earth was stressed before dinosaur extinction  SCIENCE DAILY · 4 days
By measuring the chemistry of fossilized seashells collected in Antarctica, researchers discovered that Earth was already experiencing carbon cycle instability before the asteroid impact that wiped out the dinosaurs. more
NASA's treasure map for water ice on Mars  SCIENCE DAILY · 4 days
Where should the first people on Mars land? A new paper provides a map of water ice believed to be as little as an inch (2.5 centimeters) below the surface of the... more
One-third of recent global methane increase comes from tropical Africa  SCIENCE DAILY · 4 days
Concentrations of methane, a greenhouse gas about 28 times more potent than carbon dioxide, have risen steadily in Earth's atmosphere since 2007. Although several potential explanations, including an... more
Breathing new life into the rise of oxygen debate  SCIENCE DAILY · 4 days
New research strongly suggests that the distinct 'oxygenation events' that created Earth's breathable atmosphere happened spontaneously, rather than being a consequence of biological or tectonic revolutions. The study not only... more
New NASA ebook reveals insights of Earth seen at night from space  PHYS.ORG · 4 days
Earth has many stories to tell, even in the dark of night. Earth at Night, NASA's new 200-page ebook, is now available online and... more
Refueling satellites in space with the help of a robot  PHYS.ORG · 4 days
Many technologies that are essential for daily life—from communications to GPS navigation to weather forecasting—rely on the thousands of satellites that are orbiting Earth. When those satellites run... more
Engineers pull off daring rescue of OSIRIS-REx asteroid mission  PHYS.ORG · 4 days
On Friday, Oct. 11, the OSIRIS-REx team should have been preparing to point their spacecraft cameras precisely over the asteroid Bennu to capture high-resolution images of a region known as... more
Bennu is Active Asteroid, OSIRIS-REx Team Says  SCI-NEWS.COM · 4 days
NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer) spacecraft recently observed several particle ejection events on the surface of the... more
Two rovers to roll on Mars again: Curiosity and Mars 2020  PHYS.ORG · 4 days
Curiosity won't be NASA's only active Mars rover for much longer. Next summer, Mars 2020 will be headed for the Red Planet. While the newest rover... more
NASA's treasure map for water ice on Mars  PHYS.ORG · 4 days
NASA has big plans for returning astronauts to the Moon in 2024, a stepping stone on the path to sending humans to Mars. But where should the first people on the Red... more
Water common - yet scarce - in exoplanets  nanowerk · 4 days
The most extensive survey of atmospheric chemical compositions of exoplanets to date has revealed trends that challenge current theories of planet formation and has implications for the search for water in the... more
Water common—yet scarce—in exoplanets  PHYS.ORG · 4 days
The most extensive survey of atmospheric chemical compositions of exoplanets to date has revealed trends that challenge current theories of planet formation and has implications for the search for water in the solar system and beyond. more
Earth observation at Space, Security and Defence event  ESA · 4 days
On 6 December, representatives from ESA, the European Parliament, the European Commission and the Italian Space Agency met at the... more
One-third of recent global methane increase comes from tropical Africa  PHYS.ORG · 4 days
Concentrations of methane, a greenhouse gas about 28 times more potent than carbon dioxide, have risen steadily in Earth's atmosphere since 2007. Although several potential explanations, including an... more
NASA Earth Science leaders anticipate low-cost launch options  SPACE NEWS · 4 days
NASA Earth Science leaders are enthusiastic about the potential for principal investigators to take advantage of new low-cost launch options.... more
Breathing new life into the rise of oxygen debate  PHYS.ORG · 5 days
New research strongly suggests that the distinct 'oxygenation events' that created Earth's breathable atmosphere happened spontaneously, rather than being a consequence of biological or tectonic revolutions. more
No 'clouded' judgments: Geostationary satellite an alternative to monitor land surfaces  PHYS.ORG · 5 days
Satellite remote sensing has widely been used to monitor and characterize the spatial and temporal changes of the Earth's vegetative cover. Satellites used in these analyses... more
Improving the accuracy of climate model projections with emergent constraints  PHYS.ORG · 5 days
The increase in carbon dioxide concentration in the atmosphere has warmed the Earth since the beginning of the industrial era. Climate models try to project how much this... more
Technologies and scientific advances needed to track methane levels in atmosphere  PHYS.ORG · 5 days
Understanding what influences the amount of methane in the atmosphere has been identified by the American Geophysical Union to be one of the foremost challenges in... more
Ice in motion: Satellites capture decades of change  SCIENCE DAILY · 5 days
New time-lapse videos of Earth's glaciers and ice sheets as seen from space -- some spanning nearly 50 years -- are providing scientists with new insights into how the planet's frozen regions... more
Technologies and scientific advances needed to track methane levels in atmosphere  SCIENCE DAILY · 5 days
Understanding what influences the amount of methane in the atmosphere has been identified to be one of the foremost challenges in the earth sciences in the... more
Stardust from red giants  SCIENCE DAILY · 5 days
Some of the Earth's building material was stardust from red giants. Astronomers can also explain why the Earth contains more of this stardust than the asteroids or the planet Mars, which are farther from the sun. more
Could we cool Earth with an ice-free Arctic?  SCIENCE DAILY · 5 days
The Arctic region is heating up faster than any other place on Earth, and as more and more sea ice is lost every year, we are already feeling the impacts. Researchers explored... more
Could we cool the Earth with an ice-free Arctic?  PHYS.ORG · 5 days
The Arctic region is heating up faster than any other place on Earth, and as more and more sea ice is lost every year, we are already feeling the impacts.... more
Holiday kristall  ESA · 5 days
Image: This box of holiday cheer is actually tubes of plasma containing suspended microparticles exposed to an electrical current to form 3D crystal structures.Called Plasma Kristall-4, this ESA–Roscosmos experiment has been helping... more
Enceladus’ Tiger Stripes Finally Explained  SCI-NEWS.COM · 5 days
Saturn’s 300-mile- (500 km) diameter moon Enceladus is thought to have an outer ice shell covering a liquid water ocean. Slashed across the moon’s south pole... more
How did supermassive black holes grow so fast?  nanowerk · 5 days
Black holes in the early universe pose a bit of a problem. Based on observations from telescopes on Earth and in space, we know that some black holes grew to be a... more
Ice in motion: Satellites view decades of change  PHYS.ORG · 5 days
New time-lapse videos of Earth's glaciers and ice sheets as seen from space—some spanning nearly 50 years—are providing scientists with new insights into how the planet's frozen regions are changing. more
Stardust from red giants  PHYS.ORG · 5 days
Some of the Earth's building material was stardust from red giants, researchers from ETH Zurich have established. They have also explained why the Earth contains more of this stardust than the asteroids or the planet Mars, which are farther from... more
Sailing stone track discovered 'hiding in plain sight' in dinosaur fossil  PHYS.ORG · 5 days
A sandstone slab prized for its detailed dinosaur footprints may also contain the track of a sailing stone or "walking rock." Paleontologist Paul Olsen from Lamont-Doherty... more
Cheops: The Hunt for Exoplanets  ESA · 5 days
Video: 00:03:00 A powerful space telescope, due for launch from Europe’s Spaceport in French Guiana on 17 December 2019, will give scientists a new insight into... more
Weird 'Tiger Stripes' on Icy Saturn Moon Enceladus Finally Explained  LIVE SCIENCE · 5 days
New research solves some of the mysteries of the "tiger stripes" on Saturn's moon Enceladus. more
The Antarctic: Study provides data about the structure of the icy continent  PHYS.ORG · 6 days
The Antarctic is one of the parts of Earth that we know the least about. Due to the massive ice shield, the collection of... more
Explaining the tiger stripes of Saturn's moon Enceladus  SCIENCE DAILY · 6 days
Slashed across the south pole of Saturn's moon Enceladus are four straight, parallel fissures or 'tiger stripes' from which water erupts. These fissures aren't quite like anything else in the Solar System.... more
How Enceladus got its stripes  PHYS.ORG · 6 days
Saturn's icy moon Enceladus is of great interest to scientists due to its subsurface ocean, making it a prime target for those searching for life elsewhere. New research led by Carnegie's Doug Hemingway reveals the physics governing the... more
Mars RoversMarsInSight Lander
MORE SCIENCE VIDEO
Mars Express tracks the phases of Phobos
PHYS.ORG
An upcoming ESA mission is going to remove one piece of space junk from orbit
PHYS.ORG
The Earth needs multiple methods for removing CO2 from the air to avert worst of climate change
PHYS.ORG
Earth from Space: Gotland Baltic blooms
ESA
Antarctic video reveals deepest canyon on Earth
Science Magazine
Barrels of ancient Antarctic air aim to track history of rare gas
PHYS.ORG
The return to Venus and what it means for Earth
PHYS.ORG
Mars Express views Phobos phases
ESA
Engineers pull off daring rescue of OSIRIS-REx asteroid mission
PHYS.ORG
Refueling satellites in space with the help of a robot
PHYS.ORG
Cheops: The Hunt for Exoplanets
ESA
Ice in motion: Satellites view decades of change
PHYS.ORG
Earth from Space: Mato Grosso
ESA
Cheops: Europe's Exoplanet Mission
ESA
OSIRIS-REx mission explains Bennu's mysterious particle events
PHYS.ORG
New study finds the mix that makes Titan's lakes spew nitrogen bubbles
PHYS.ORG
How we can recycle more buildings
PHYS.ORG
First giant planet around white dwarf found
PHYS.ORG
NASA's OSIRIS-REx in the midst of site selection
PHYS.ORG
Mars: We may have solved the mystery of how its landslides form
PHYS.ORG
Earth has a couple more chances to avoid catastrophic climate change. This week is one of them
PHYS.ORG
Earth from Space: Lake St. Clair
ESA
Space is key to monitoring ocean acidification
PHYS.ORG
ESA’s Hera asteroid mission is go
ESA
LSU Coast & Environment class modeling a "Frozen" ice age
PHYS.ORG
FRESH SCIENCE