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Voyager 2 met Uranus 40 years ago
Voyager 2 met Uranus on January 24, 1986. The spacecraft sent data that revealed 2 new rings, 10 new moons, radiation belts, and a very unusual magnetic field.
January 23, 2026
Giant gas cloud holds mysterious object, astronomers say
Astronomers witnessed a giant gas cloud pass in front of its star. A mysterious object is hidden in the gas cloud: likely a planet, brown dwarf or small star.
January 23, 2026
Major winter storm set to impact large swath of the U.S.
A major winter storm is affecting millions across the United States. Heavy snow and significant ice is possible starting Friday night. More info here.
January 22, 2026
Milky Way’s central black hole erupted surprisingly recently
New observations of “light echoes” reflecting through the Milky Way suggest our galaxy’s supermassive black hole erupted violently in the recent past.
January 22, 2026
Which Milky Way spiral arm contains our sun?
Where do we live in the Milky Way galaxy? We lie between the major arms in a smaller spiral arm known as the Orion Arm. See diagrams here.
January 22, 2026
Powerful magnetic fields on super-Earths could boost chances of life
A new study said powerful magnetic fields on super-Earths could help shield them from radiation from their stars, making them potentially more friendly to life.
January 21, 2026
New clues to woolly rhino extinction found in wolf’s stomach
Scientists found woolly rhino tissue in a 14,400-year-old frozen wolf’s stomach. Genomics suggest these rhinos went extinct rapidly.
January 21, 2026
Deepfakes are flooding the web, and anyone can make them
Deepfakes are AI-generated images and videos that can fool viewers into believing they're real. They're exploding on the internet, and anyone can create them.
January 21, 2026
Orion the Hunter is easy to spot in January
Orion the Hunter is one of the easiest constellations to identify thanks to Orion's Belt, the 3 medium-bright stars in a short, straight row at his waist.
January 21, 2026
Severe geomagnetic storm! What happened to the auroras?
A powerful blast from the sun triggered a severe geomagnetic storm on the night of January 19, but the auroras weren't as dazzling as hoped. Here's why.
January 20, 2026
