Asteroids
Newly Discovered House-Sized Asteroid Passes By Earth  ASTRO WATCH · 2 days
A newly detected house-sized asteroid, designated 2018 VX5, flew by the Earth on Wednesday, November 14, at around 4:37 UTC. The space... more
Geoscientists Find Large Impact Crater in Greenland  SCI-NEWS.COM · 2 days
An international team of geoscientists from the United States, Canada and Europe has discovered a large impact crater beneath the Hiawatha Glacier... more
Scientists uncover massive asteroid impact site under Greenland ice sheet - CNET  CNET · 3 days
The remnants of an ice age asteroid that slammed into the Earth have been discovered under Greenland's Hiawatha Glacier. more
NASA reveals new findings about 'Oumuamua, the 'alien probe' asteroid - CNET  CNET · 3 days
The Spitzer telescope looked for 'Oumuamua and couldn't find it -- but that doesn't mean it was sent by an alien civilization. more
Huge Crater Discovered in Greenland from Impact that Rocked Northern Hemisphere  ASTRO WATCH · 3 days
A survey of ice in Greenland has uncovered evidence suggesting a kilometer-wide iron asteroid... more
Massive impact crater from a kilometer-wide iron meteorite discovered in Greenland  SCIENCE DAILY · 3 days
An international team has discovered a 31-km wide meteorite impact crater buried beneath the ice-sheet in the northern Greenland. This is the first time that a... more
In Pictures: The Giant Crater Beneath Greenland Explained  SPACE.COM · 3 days
Scientists think they have spotted a giant impact crater hiding below Greenland's ice sheet. Here's how the discovery played out. more
Scientists Spot What May Be a Giant Impact Crater Hidden Under Greenland Ice  SPACE.COM · 3 days
Earth hides its scars well; the planet has endured countless millennia of eruptions and collisions, but scientists are still stumbling upon the... more
A large impact crater beneath Hiawatha Glacier in northwest Greenland  Science Magazine · 3 days
We report the discovery of a large impact crater beneath Hiawatha Glacier in northwest Greenland. From airborne radar surveys, we identify a 31-kilometer-wide, circular bedrock depression beneath up... more
Massive crater under Greenland’s ice points to climate-altering impact in the time of humans  Science Magazine · 3 days
The 31-kilometer-wide Hiawatha crater may have formed as recently as 12,800 years ago when a 1.5-kilometer asteroid struck Earth more
A massive crater hides beneath Greenland’s ice  SCIENCE-NEWS · 3 days
The discovery of a vast crater in Greenland suggests that a 1-kilometer-wide asteroid hit the Earth between 2.6 million and 11,700 years ago. more
Huge crater discovered in Greenland from impact that rocked Northern Hemisphere  PHYS.ORG · 3 days
A survey of ice in Greenland has uncovered evidence suggesting a kilometer-wide iron asteroid slammed into that island, perhaps as recently as 12,000 years ago during... more
Catching asteroid 3 Juno at its best  PHYS.ORG · 3 days
Not all oppositions are created equal. This week's sky target offers a good case in point, as asteroid 3 Juno reaches its most favorable viewing position for the decade. more
OSIRIS-REx Executes Fourth Asteroid Approach Maneuver  ASTRO WATCH · 4 days
NASA’s OSIRIS-REx spacecraft executed its fourth Asteroid Approach Maneuver (AAM-4) yesterday. The spacecraft fired its Attitude Control System (ACS) thrusters to slow the spacecraft... more
Berlin museum hosts meeting on Europe’s next asteroid mission  ESA · 5 days
Space engineers and asteroid experts from across Europe and beyond will gather at the Museum für Naturkunde in... more
Aboard the first spacecraft to the trojan asteroids—NASA Ralph's next adventure  PHYS.ORG · 5 days
Ralph, one of NASA's most well-traveled space explorers, has voyaged far and accomplished much: on the New Horizons mission, Ralph obtained stunning flyby images of Jupiter... more
Astronaut Rusty Schweickart Looks Back on Apollo 9, and to the Next Asteroid Impact  SPACE.COM · 5 days
NASA astronaut Rusty Schweickart's career-defining moment came thanks to a camera problem, but he's used his out-of-this-world experience to try... more
A Mars Journey Before Computers? A Q&A with 'The Fated Sky' Author Mary Robinette Kowal  SPACE.COM · 5 days
In the opening pages of Mary Robinette Kowal's novel, "The Calculating Stars," an asteroid slams into the ocean... more
Small Asteroid Buzzes Earth Today! How to See It Online.  SPACE.COM · 1 week
A newfound asteroid will zip past Earth Saturday (Nov. 10), and you can follow the interloper's trek live online. more
How to Watch a Near-Earth Asteroid Zoom Closer to Earth than the Moon  LIVE SCIENCE · 1 week
Three chunky asteroids are zooming by Earth this weekend, and one of them is getting closer to our planet than the moon... more
Scientists Theorize New Origin Story for Earth’s Water  ASTRO WATCH · 1 week
Earth’s water may have originated from both asteroidal material and gas left over from the formation of the Sun, according... more
As the Asteroid Turns: NASA Probe Snaps Video of Spinning Bennu  SPACE.COM · 1 week
The diamond-shaped asteroid Bennu has a bouldery "witch mole" and a whole lot of other lumps and bumps, a gorgeous new video by NASA's OSIRIS-REx spacecraft... more
NASA's Ralph to Explore Jupiter's Trojan Asteroids in 2021  Gadgets 360 · 1 week
In 2021, the Lucy spacecraft will carry a near-twin of Ralph, called L'Ralph ("Lucy Ralph"), to investigate Jupiter's Trojan asteroids. more
Earth's Water Originated From Asteroidal Material and Gas: Study  Gadgets 360 · 1 week
Researchers noted that since comets contain a lot of ices, it could have supplied some water. more
Aboard the First Spacecraft to the Trojan Asteroids: NASA Ralph's Next Adventure  ASTRO WATCH · 1 week
Ralph, one of NASA’s most well-traveled space explorers, has voyaged far and accomplished much: on the New Horizons mission, Ralph obtained stunning flyby images... more
Diamond Asteroids: How Bennu and Ryugu Got Their Fancy Shapes  SPACE.COM · 1 week
The striking diamond shapes of the space rocks Ryugu and Bennu — the targets of the sample-return missions Hayabusa2 and OSIRIS-REx, respectively — apparently result from the near-Earth... more
Is Oumuamua an asteroid? An explanation weirder than aliens - CNET  CNET · 1 week
Harvard researchers grabbed headlines with the notion that the famed interstellar object may have been an alien spaceship, but here are the other top theories. more
Scientists theorize new origin story for Earth's water  SCIENCE DAILY · 1 week
Earth's water may have originated from both asteroidal material and gas left over from the formation of the Sun, according to new research. The new finding could give scientists important insights about... more
Harvard scientists: strange asteroid could be a 'probe' from an 'alien civilisation' - CNET  CNET · 2 weeks
They go on to wonder if 'Oumuamua could have been "sent intentionally to Earth vicinity by an alien civilization". more
Newly Discovered Potentially Hazardous Asteroid to Pass by Earth on Monday  ASTRO WATCH · 2 weeks
A newly detected potentially hazardous asteroid (PHA), designated 2018 TF3, will pass by the... more
Dawn Mission to Asteroid Belt Comes to End  ASTRO WATCH · 2 weeks
NASA’s Dawn spacecraft has gone silent, ending a historic mission that studied time capsules from the solar system’s earliest chapter.... more
A blockchain firm bought asteroid mining company Planetary Resources  TechCrunch · 2 weeks
Here’s a match made in…I don’t know, somewhere on the blockchain, I guess. Pioneering space startup Planetary Resources was acquired by, of all things, a blockchain firm this week. ConsenSys,... more
2 Big NASA Space Missions Ended This Week, But Don't Panic  SPACE.COM · 2 weeks
It's easy for a superstitious mind to jump to anxious conclusions from this week, after NASA announced the ends of two long-running missions: the Kepler space... more
NASA's Dawn mission to asteroid belt comes to end  SCIENCE DAILY · 2 weeks
NASA's Dawn spacecraft has gone silent, ending a historic mission that studied time capsules from the solar system's earliest chapter. more
NASA’s Dawn Mission Ends as Spacecraft Runs Out of Fuel  SCI-NEWS.COM · 2 weeks
NASA declares Dawn, a mission to the two largest bodies in the Solar System’s main asteroid... more
It's Sunset for NASA's Dawn, But Asteroid Belt Probe's Legacy Lives On  SPACE.COM · 2 weeks
NASA's Dawn spacecraft, which studied two large objects in the asteroid belt, has officially run out of fuel, ending its mission to shed light... more
Asteroid Mining Company Planetary Resources Acquired by Blockchain Firm  SPACE.COM · 2 weeks
Planetary Resources Inc., once a high-flying company backed by billionaires with aspirations to mine asteroids, only to later suffer funding problems, has been acquired by a blockchain company, the firms... more
First images of asteroid Bennu obtained by the NASA OSIRIS-REx spacecraft  PHYS.ORG · 2 weeks
After two years traveling through space, the NASA OSIRIS-REx spacecraft has started to obtain images of the mission target, primitive asteroid Bennu. As part of the... more
NASA asteroid-exploring Dawn spacecraft says a sad goodbye - CNET  CNET · 2 weeks
Dawn explored two of the largest objects in the asteroid belt, but with its fuel run out, its mission is over. more
Dawn mission to asteroid belt ends  SPACE NEWS · 2 weeks
A NASA spacecraft that visited two of the largest objects in the solar system’s main asteroid belt has run out of fuel, ending its... more
NASA’s Dawn spacecraft is dead  THE VERGE · 2 weeks
While people on Earth celebrated Halloween, NASA’s Dawn spacecraft quietly gave up the ghost. The spacecraft, which explored two of the largest objects in the asteroid... more
Dawn, the first spacecraft to orbit 2 alien worlds, has gone silent  SCIENCE-NEWS · 2 weeks
The Dawn probe, which hopped between two objects in the asteroid belt during its seven-year mission, ran out of fuel and stopped calling home. more
Dawn Is Dead: NASA's Pioneering Asteroid-Belt Mission Runs Out of Fuel  SPACE.COM · 2 weeks
NASA's Dawn spacecraft — which orbited the two largest objects in the asteroid belt, Vesta and Ceres, during its long and accomplished life — has run... more
Lucy Mission Given the Green Light for Development  ASTRO WATCH · 2 weeks
NASA's mission to perform the first reconnaissance of the Trojans, a population of primitive asteroids orbiting in tandem with Jupiter,... more
NASA's Dawn spacecraft declared dead  CBC · 2 weeks
NASA has lost a second spacecraft this week, ending a fruitful mission in the asteroid belt. more
Another NASA spacecraft runs out of steam, 2nd this week  ABC NEWS · 2 weeks
NASA has lost a second spacecraft this week, with the demise of Dawn in the asteroid belt more
Dawn mission to asteroid belt comes to end  PHYS.ORG · 2 weeks
NASA's Dawn spacecraft has gone silent, ending a historic mission that studied time capsules from the solar system's earliest chapter. more
Could 'Oumuamua be an extraterrestrial solar sail?  PHYS.ORG · 2 weeks
On October 19th, 2017, the Panoramic Survey Telescope and Rapid Response System-1 (Pan-STARRS-1) in Hawaii announced the first-ever detection of an interstellar asteroid, named 1I/2017 U1 (aka, "Oumuamua). In the months that followed, multiple... more
A home for the Flyeye  ESA · 2 weeks
Operations image of the week: ESA’s plans to deploy a global network of asteroid-detecting telescopes gets closer to reality, as an agreement is signed with the... more
The Great Wave that Brought Water to Mercury  SCI-NEWS.COM · 2 weeks
The impact that formed Mercury’s spectacular 100-km (62-mile) wide Hokusai crater, named after the famous Japanese artist, who created the... more
Skull-Shaped 'Halloween Asteroid' Will Zip by Earth Again This Month  SPACE.COM · 2 weeks
If you're suffering from Halloween withdrawal, a spooky asteroid will soon be here to help. more
Asteroid mining company Planetary Resources acquired by blockchain firm  SPACE NEWS · 2 weeks
Planetary Resources Inc., once a high-flying company backed by billionaires with aspirations to mine asteroids, only to later... more
Another Space Diamond! NASA Probe Snaps Great Photo of Asteroid Bennu  SPACE.COM · 2 weeks
The asteroid Bennu is really coming into focus for NASA's approaching OSIRIS-REx spacecraft. more
Image: Simulating the darkness of space  PHYS.ORG · 2 weeks
A Halloween view inside one of the darker recesses of ESA's technical heart. Shaded to resemble the blackness of deep space, the GNC Rendezvous, Approach and Landing Simulator, or GRALS, is seen being used to test... more
NASA's mission to Jupiter's Trojans given the green light for development  PHYS.ORG · 2 weeks
NASA's mission to perform the first reconnaissance of the Trojans, a population of primitive asteroids orbiting in tandem with Jupiter, passed a critical milestone today. NASA... more
On This Day in Space! Oct. 31, 2015: Skull-Shaped Halloween Asteroid Flies by Earth  SPACE.COM · 2 weeks
On October 31, 2015, an asteroid shaped like a human skull flew by Earth. It arrived with excellent timing on... more
Astrophysicists Study Asteroid Phaethon  ASTRO WATCH · 3 weeks
Polarimetric investigation of a near-Earth asteroid Phaethon was carried out in December 2017 on its closest approach to the Earth. The study was conducted in collaboration with scientists... more
The coincidence between two overachieving NASA missions  PHYS.ORG · 3 weeks
Two vastly different NASA spacecraft are about to run out of fuel: The Kepler spacecraft, which spent nine years in deep space collecting data that detected thousands of planets orbiting stars outside our solar... more
Rare blue asteroid reveals itself during fly-by  SCIENCE DAILY · 3 weeks
Blue asteroids are rare, and blue comets are almost unheard of. An international team investigated (3200) Phaethon, a bizarre asteroid that sometimes behaves like a comet, and found it even more enigmatic than previously... more
Astrophysicists study asteroid 3200 Phaeton  PHYS.ORG · 3 weeks
Polarimetric investigation of a near-Earth asteroid Phaethon was carried out in December 2017 on its closest approach to the Earth. The study was conducted in collaboration with scientists from the Ussuriysk Astrophysical Observatory and the Astronomical Institute of... more
On This Day in Space! Oct. 29, 1991: Galileo Spacecraft Flies by Asteroid Gaspra  SPACE.COM · 3 weeks
On Oct. 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra on its way to Jupiter. See how it... more
The Surprising Coincidence Between Two Overarchieving NASA Missions  ASTRO WATCH · 3 weeks
Two vastly different NASA spacecraft are about to run out of fuel: The Kepler spacecraft, which spent nine years in... more
Hayabusa2 Braces for a Rocky Landing on Asteroid Ryugu  SPACE.COM · 3 weeks
Japan's Hayabusa2 spacecraft is getting ready to touch down on asteroid Ryugu, where it will scoop a sample of the asteroid's rocky surface that will eventually be sent back to... more
Hayabusa2 team prepares for asteroid sample collection  PHYS.ORG · 3 weeks
JAXA's (Japan Aerospace Exploration Agency's) Hayabusa2 mission is on track to return samples from its target asteroid, 162173 Ryugu, a C-type Near Earth Asteroid (NEA). The past month has seen the successful deployment of... more
A changing crater: Honouring a renowned Mars scientist  ESA · 3 weeks
The surface of Mars may appear to be perpetually still, but its many features are ever-changing – as represented in... more
Crater from asteroid that killed the dinosaurs reveals how broken rocks can flow like liquid  SCIENCE DAILY · 3 weeks
The same process that allows rock to flow like liquid during impact events allows 'peak rings' to form... more
Crater that killed the dinosaurs reveals how broken rocks can flow like liquid  PHYS.ORG · 3 weeks
Sixty-six million years ago, an asteroid the size of a small city smashed into the earth. This impact, the one that would... more
Bizarre, Blue Space Rock Even Weirder Than Astronomers Thought  LIVE SCIENCE · 3 weeks
A bizarre, blue asteroid that acts like a comet and appears to be responsible for the annual Geminid meteor shower made a close flyby of Earth last year, giving astronomers... more
Asteroid or Comet? Weird Blue Space Rock 'Phaethon' Gets a Close-Up  SPACE.COM · 3 weeks
A bizarre, blue asteroid that acts like a comet and appears to be responsible for the annual Geminid meteor shower made a close flyby of Earth... more
Rare blue asteroid responsible for Geminid meteor shower reveals itself during fly-by  PHYS.ORG · 4 weeks
Blue asteroids are rare, and blue comets are almost unheard of. An international team led by Teddy Kareta, a graduate student at the University... more
Hayabusa2: Japan's 2nd Asteroid Sample Mission  SPACE.COM · 4 weeks
Hayabusa2 is speeding toward an asteroid and will return a sample from its surface. more
NASA's OSIRIS-REx Checks for Collision Hazards As It Nears Asteroid Bennu  SPACE.COM · 4 weeks
After a huge team of engineers has spent years building a $800 million spacecraft, you want to be sure the craft doesn't bang into anything before... more
'Oumuamua one year later  PHYS.ORG · 4 weeks
One year ago this week astronomers discovered an unusual object moving through space not too far from the Earth's orbit. In just a few days they realized it could not be a normal asteroid or comet – its path showed... more
Asteroid pioneers: The team who put rovers on a space rock  BBC · 4 weeks
Japan's space agency Hayabusa-2 spacecraft is the first one to place robot rovers on an asteroid's surface. more
Newly Discovered House-Sized Asteroid to Fly By Earth on Wednesday  ASTRO WATCH · 4 weeks
A house-sized asteroid detected just few days ago, designated 2018 UH1, will pass by the Earth... more
CometsMeteorsTelescopes
Catching asteroid 3 Juno at its best
PHYS.ORG
A massive crater hides beneath Greenland’s ice
SCIENCE-NEWS
NASA's Dawn mission to asteroid belt comes to end
SCIENCE DAILY
Could 'Oumuamua be an extraterrestrial solar sail?
PHYS.ORG
Dawn mission to asteroid belt comes to end
PHYS.ORG