Today in the history of astronomy, the first record of a periodic variable star is made.

The first of two Titan shadow transits this month occurs this morning — can you catch the big, black shadow crossing Saturn’s ...

August brings Saturn and Neptune together, offers two shadow transits of Titan, and sees a conjunction of Venus and Jupiter.

Today in the history of astronomy, an eclipse in Scotland is associated with the death of King Henry I – over two years later ...

Neptune and Saturn appear together in a telescope as Mars passes a star in Virgo and Titan’s shadow transits Saturn in the ...

Scientists are turning to simulations and experiments to understand how life-indicating molecules behave, so we might know ...

Mars remains an evening fixture, Saturn is nearing opposition, and Venus and Jupiter meet in the predawn sky Aug. 12.

Morning and evening observers can catch shooting stars from both the Southern Delta Aquariids’ peak and the ramp-up of the ...

There's so much more to Andromeda than its eponymous galaxy. Here's a list of other targets to observe in the Princess.

The Skyfall concept reimagines Mars landings, deploying a six-helicopter swarm to autonomously scout for resources and future ...

There's so much more to see than the famous Messier Catalog. Here's a list of gorgeous NGC star clusters to observe on the ...

Perseus Moving Group, also known as the Alpha Persei Cluster, is a cluster of 500 stars, offering a glimpse of our Sun’s ...