While it may appear as just another spiral galaxy among billions in the universe, this image from the NASA/ESA Hubble Space ...

Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...

Though NGC 7456 looks like a modest spiral galaxy, new Hubble and XMM-Newton observations reveal a bustling system with ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks claim it’s visible to the naked eye. Most of us have never noticed it. Too ...

The Hubble Telescope viewed a distant galaxy whose light appears to contradict some of the most common rules of quantum physics. When you purchase through links on our site, we may earn an affiliate ...

This annual showcase highlights some of the world's best space photography, with winners, runners-up, and highly commended ...

When we look up at the night sky, most of us see stars, most of which are relatively close: less than 5,000 light-years from ...

This NASA/ESA Hubble Space Telescope image zooms in on the feathery spiral arms of the galaxy NGC 45, which lies just 22 million light-years away in the constellation Cetus (the Whale). These ...