How can a galaxy display perfectly defined spiral arms when the Universe had only a little over 10% of its current age? This ...

The X-ray Imaging and Spectroscopy Mission (XRISM) spacecraft has delivered an "unprecedented tally of elemental sulfur ...

Milky Way All Caramel “brings the brand's gooey caramel into the spotlight,” per an announcement shared with PEOPLE ...

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

Comet 3I/ATLAS, an interstellar visitor, reaches its closest approach to Earth on Dec 19 at about 167 million miles - visible ...

A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Astronomers usually detect black holes by looking for X-rays. When gas and dust fall toward a black hole, they heat up and ...

Is Comet 3I/ATLAS the Oldest Comet Visitor from the Solar System? Learn about Comet 3I/ATLAS, its origins, discovery, why it ...

The Large and Small Magellanic Clouds are irregular dwarf galaxies and satellites of the Milky Way. The LMC is about 163,000 ...

NASA's Roman Space Telescope will soon map our Milky Way galaxy in infrared. This mission will reveal billions of stars and hidden galactic structures ...

NASA’s Roman Space Telescope will map the Milky Way using infrared observations, studying star formation, stellar evolution, star clusters, and hidden galactic structures over a two-year survey.