NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

A faint, irradiated streak carved into nearby interstellar clouds is giving astronomers their clearest evidence yet that two massive stars once brushed past our cosmic neighborhood and almost slammed ...

Today marks the shortest day and longest night of the year as the sun reaches its lowest point in the Northern Hemisphere sky ...

This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision, with their spiral arms overlapping and bending toward their neighbors' ...

A heritage of dark sky preservation means residents of Flagstaff welcome the season’s longer nights with prolonged views of ...

I/ATLAS safely passes Earth as Avi Loeb says it ignored our planet, showing ’earthlings’ they are not the center of attention ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

But the most striking discovery was just how chaotic the Milky Way’s early life appears to have been. The youngest galactic ...

NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the human eye but can be used to ...

Colorado is known for its scenic beauty, but some of its best views are only visible after the sun sets. Here are 5 of the ...

NASA’s SPHEREx Observatory maps the entire sky in 102 infrared colors, enabling 3D galaxy distribution studies, cosmic ...

An interstellar comet believed to be billions of years older than the Sun passed its closest point to Earth on Friday, giving ...