Looking for a really big story, I naturally headed for "Galaxies in Collision." Bradley Whitmore of the Space Telescope Science Institute in Baltimore brought us up to speed. We've known for a ...

Andromeda XXXV is what astronomers term an ultra-faint dwarf galaxy, which is exactly what ... they discovered that the ones visible around M31 appear different in at least one key way.

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ultraviolet light." ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Today, astronomers have measured the distance to the Andromeda Galaxy much more precisely; they find it to be about 2 1/2 million light years away. It is a majestic spiral-shaped galaxy ...

The cluster, full of more than 2,500 newborn stars that blaze blue in the Hubble image, is in a galaxy with far fewer heavy chemical substances than the Milky Way. It's mostly made of hydrogen and ...

both the Lyrids and Eta Aquarids meteor showers will be visible in the night skies. April is also a good month for galaxy-watching with the help of a telescope, including the Andromeda Galaxy ...

The other large galaxies are the Andromeda Galaxy, and Messier 33 (the 33rd ... (The Magellanic Clouds are visible on Earth only from the southern hemisphere; their existence was recorded by ...