A French astrophotographer recently snapped shots of the moon, Venus, Mars, Jupiter, Saturn, Uranus and Neptune in a single ...

Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.