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

In October 1923, Edwin Hubble utilized the 100-inch Hooker telescope to photograph the Andromeda Nebula, identifying a variable star within it. Hubble applied the known period-luminosity relationship ...

Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda ...

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 ...

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

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

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

Catch a glimpse of the Andromeda Galaxy as it hangs high in the October night sky. Late October presents a perfect ...

Hubble has captured a striking new image of NGC 2775, a galaxy that defies easy classification. Blending features of spirals, ellipticals, and lenticulars, its puzzling structure may be the result of ...

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 ...

This NASA/ESA Hubble Space Telescope image features a galaxy that's hard to categorize. The galaxy in question is NGC 2775, which lies 67 million light-years away in the constellation Cancer (the Crab ...