"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed ...

A telescope has discovered a new world on the edge of the Milky Way – potentially confirming the ‘Planet X’ theory. Beyond ...

The now-waning Moon is passing through Pisces in the early-morning sky. Our satellite slides 3° north of Neptune at 6 A.M.

There are a lot of worlds beyond the orbit of Neptune. Some are dwarf planets, while many others are much smaller rocks ...

The moon, Saturn and Neptune will rise a little before midnight for those in the U.S. Heads up stargazers! The moon will rise close to Saturn and the ice giant Neptune in the eastern sky on the night ...

Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii ...

Lovelorn, elusive, and psychic planet Neptune is moonwalking in Aries and Pisces for the next several months. From July 4 ...