The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

"The knowledge of these will ultimately help us understand the formation of the first stars and planets and how our own Milky ...

Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

Imagine staring into a hall of mirrors at a Sheesh Mahal, where every reflection bounces endlessly, making it hard to tell ...

Astronomers used the James Webb Space Telescope and gravitational lensing to observe SN Eos, an ordinary supernova from the ...

Astronomers realized that a strange cloud of gas was actually a relic of the ancient universe which might help solve some of ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

Scientists are relatively certain that the observable universe is relatively flat, but in terms of the cosmos’s global topography, uncertainty reigns. A new study from an international scientific ...

Scientists using NASA's James Webb Space Telescope now think the "little red dots" spotted in the early universe could be a new kind of space object. They call it a "black hole star." Credit: T.

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...