Astronomers may have discovered the oldest galaxy in the Universe

A team of Japanese astronomers claims to have used the Subaru and Keck telescopes at Hawaii's Mauna Kea, pictured above, to observe a galaxy 12.91 billion light years from Earth. If their findings are correct (and the majority of astronomers thus far agree they are), it could well be the oldest galaxy ever discovered. » 6/13/12 2:40pm 6/13/12 2:40pm

This is why astronomers build telescopes in the mountains of Chile

When it comes to enjoying the full-blown magnificence of a star-studded sky, or the peak of a spectacular meteor shower, the Moon (to borrow a phrase from astronomer Mike Brown) is your nemesis. » 3/14/12 4:00pm 3/14/12 4:00pm