After more than a week of delays, two new NASA missions have gotten the greenlight to head to space tonight (March 8).

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

Whenever I hear the announcement of a major literary award, I admit my interest is piqued, regardless of genre. It must be ...

Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...

It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids ...