To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Hubble's image captures WR 25 and Tr16-244, two massive stars in the Trumpler 16 cluster within the Carina Nebula, 7,500 light-years away. This large Hubble mosaic combines images from Wide Field ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Hubble has previously imaged the same nebula, with an image released in 2023 and another shared in 2020. You might also recognize the name of this nebula as it was made world famous when the James ...

"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

This NASA/ESA Hubble Space Telescope image peers into the dusty recesses of the nearest massive star-forming region to Earth, ...

Circa 1945: Astronomer Dr. Edwin Powell Hubble sitting in a chair at a desk reading a journal. A staff member at Mt. Wilson Observatory, he was the first scientist to offer observational evidence ...