Joyce's nebula scene captures the expanding shell of the supernova remnant CTB 1, also known as both the Garlic Nebula and ...

As the quest for extraterrestrial life gains momentum, a new era of astrobiology is on the horizon. The Extremely Large ...

Due to its stellar activity, the galaxy has become a favorite for astronomers using the Hubble Space Telescope. Orbiting ...

Join in for live views of our nearby galactic neighborhood from the dark skies at McDonald Observatory.

Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda Galaxy, which the 10th-century Persian astronomer Abd al-Rahman al-Sufi dubbed a ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

On the night of Oct. 5 to 6, 1923, Edwin Hubble discovered a new star — and revealed the utter vastness of the universe. Hubble was looking at the cosmos with the 100-inch Hooker telescope at the ...

A century ago, Edwin Hubble began the race to the edge of the cosmos Damond Benningfield In 1930, Albert Einstein met with astronomers (including Edwin Hubble, at Einstein's left, back row) at Mount ...

A feathery ring of dust and stars known as galaxy NGC2775 continues to irk astronomers and has yet to be defined after NASA released updated imagery from the Hubble Space Telescope. The galaxy about ...

Hubble's sharp resolution allows observers to pore over the galaxy's details, showing that it has traits of both spiral and elliptical galaxies. Its core appears unusually smooth and gas-poor, traits ...