The 16th day of the 18th annual Space Telescope Advent Calendar shows a spiral galaxy displaying at least nine concentric ...

There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...

The next-gen Nancy Grace Roman Space Telescope is slated to explore vast cosmic voids to uncover the hidden forces shaping ...

The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...

NASA lost contact with the MAVEN orbiter immediately after it photographed interstellar Comet 3I/ATLAS, sparking claims the ...

Here are the seven most stunning Nebula pictures, revealing the universe's beauty through Hubble's lens., Technology & ...

NASA's Webb space telescope (Hubble's successor) and Mars rover Curiosity have been included in Time magazine's list of the ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

NASA's Hubble Space Telescope has discovered a tidal disruption event 300 million light years away. The donut shaped remains ...