The Salt of the Comet  ASTRO WATCH · 8 hours
Under the leadership of astrophysicist Kathrin Altwegg, Bernese researchers have found an explanation for why very little nitrogen could previously be accounted for in the nebulous... more
Scientists Measure the Evolving Energy of a Solar Flare's Explosive First Minutes  ASTRO WATCH · 1 day
Toward the end of 2017, a massive new region of magnetic field erupted on the Sun’s surface next to an existing sunspot. The powerful... more
Taking the Temperature of Dark Matter  ASTRO WATCH · 2 days
Warm, cold, just right? Physicists at the University of California, Davis are taking the temperature of dark matter, the mysterious substance that makes up... more
Dating a Galaxy Crash  ASTRO WATCH · 3 days
The dwarf galaxy Gaia-Enceladus collided with the Milky Way probably approximately 11.5 billion years ago. A team of researchers including scientists from the Max Planck Institute for Solar... more
Astronomers Discover Class of Strange Objects Near Our Galaxy’s Enormous Black Hole  ASTRO WATCH · 3 days
Astronomers from UCLA’s Galactic Center Orbits Initiative have discovered a new class of bizarre objects at the center of our galaxy, not far from... more
Galactic Gamma-ray Sources Reveal Birthplaces of High-energy Particles  ASTRO WATCH · 4 days
Nine sources of extremely high-energy gamma rays comprise a new catalog compiled by researchers with the High-Altitude Water Cherenkov (HAWC)... more
Final Images from Cassini Spacecraft  ASTRO WATCH · 4 days
Lancaster researchers are busy analyzing some of the final data sent back from the Cassini spacecraft which has been in orbit around Saturn for more than... more
Stars Need a Partner to Spin Universe’s Brightest Explosions  ASTRO WATCH · 1 week
When it comes to the biggest and brightest explosions seen in the Universe, University of Warwick astronomers have... more
TESS Dates an Ancient Collision with Our Galaxy  ASTRO WATCH · 1 week
A single bright star in the constellation of Indus, visible from the southern hemisphere, has revealed new insights on an... more
Stellar Heavy Metals Can Trace History of Galaxies  ASTRO WATCH · 2 weeks
Astronomers have cataloged signs of 9 heavy metals in the infrared light from supergiant and giant stars. New observations based... more
Astronomers Pinpoint Two New 'Tatooine' Planetary Systems  ASTRO WATCH · 2 weeks
Astronomers announced Monday the first discovery made by NASA's TESS mission of a two-star planetary system. Led by researchers at NASA's Goddard... more
TESS Finds Its First Earth-size Habitable-zone World  ASTRO WATCH · 2 weeks
NASA’s Transiting Exoplanet Survey Satellite (TESS) has discovered its first Earth-size planet in its star’s habitable zone, the range of distances where... more
New Map of Milky Way Reveals Giant Wave of Stellar Nurseries  ASTRO WATCH · 3 weeks
Astronomers at Harvard University have discovered a monolithic, wave-shaped gaseous structure - the largest... more
TESS Shows Ancient North Star Undergoes Eclipses  ASTRO WATCH · 3 weeks
Astronomers using data from NASA's Transiting Exoplanet Survey Satellite (TESS) have shown that Alpha Draconis, a well-studied star visible to the naked... more
A Fast Radio Burst Tracked Down to a Nearby Galaxy  ASTRO WATCH · 3 weeks
Astronomers in Europe, working with members of Canada's CHIME Fast Radio Burst collaboration, have pinpointed the... more
Simulated Image Demonstrates the Power of NASA’s Wide Field Infrared Survey Telescope  ASTRO WATCH · 3 weeks
Imagine a fleet of 100 Hubble Space Telescopes, deployed in a strategic space-invader-shaped array a million miles from Earth, scanning the universe at warp... more
Hubble Telescope Surveys Gigantic Galaxy  ASTRO WATCH · 3 weeks
To kickstart the 30th anniversary year of the NASA/ESA Hubble Space Telescope, Hubble has imaged a majestic spiral galaxy. Galaxy UGC 2885 may be the largest... more
Scientists Pin Down Timing of Lunar Dynamo’s Demise  ASTRO WATCH · 3 weeks
A conventional compass would be of little use on the moon, which today lacks a global magnetic field. But the... more
Lasers Learn to Accurately Spot Space Junk  ASTRO WATCH · 4 weeks
Chinese researchers have improved the accuracy in detecting space junk in earth's orbit, providing a more effective way to plot safe routes... more
Massive Gas Disk Raises Questions about Planet Formation Theory  ASTRO WATCH · 4 weeks
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) found a young star surrounded by an astonishing mass of... more
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Science Magazine
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Stalking Starlink's 'black sheep' DarkSat
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