The Milky Way has just been reconstructed in unprecedented detail, with artificial intelligence helping astronomers track the motions and histories of roughly 100 billion stars inside a single digital ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Researchers combined deep learning with high-resolution physics to create the first Milky Way model that tracks over 100 billion stars individually. Their AI learned how gas behaves after supernovae, ...

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent results from the James Webb Space Telescope (JWST), including reports of ...

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In roughly 4 billion years, our home Milky Way galaxy may collide ...

LHAASO has uncovered that micro-quasars, black holes feeding on companion stars, are powerful PeV particle accelerators. Their jets produce ultra-high-energy gamma rays and protons that exceed ...

Epic sky. Photographer Petr Horálek observed both a lunar eclipse and a galaxy of stars from the the US National Science Foundation’s Cerro Tololo Inter-American Observatory in Chile. This shot was ...

May 30 (UPI) --A new European study out Monday throws into question conventional wisdom that the Milky Way and Andromeda galaxies are on a collision course that will take out our galaxy and the solar ...

This is a human-written story voiced by AI. Got feedback? Take our survey. (See our AI policy here.) A ribbon of red splotches interspersed with blue dots marks the largest, most detailed image of the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

So it’s confession time: I’ve been lying to you. I’ve said on many occasions that our Milky Way galaxy has a flat disk (like in this column or this one). But it’s not really flat—not even for a ...