Dione crosses Saturn’s north pole, projecting its shadow onto the cloud tops as Tethys disappears into the planet’s shadow.

Dark-sky sights take center stage as Saturn's moons dance and Venus mingles with the Moon in the sky this week.

Spiral NGC 7331 dominates a group of five galaxies in Pegasus, perfect for observing in tonight’s moonless skies.

Reid Wiseman, Victor Glover and Jeremy Hansen will join Starmus VIII in Tenerife and La Palma, continuing a remarkable ...

SpaceX to send up a U.S. Space Force national security mission from California along with the final three satellites in a ...

The Moon is now in Leo; together with the bright star Regulus, our satellite lines up with Mars and Jupiter to show off the ...

Neptune is at its best for the year, while Mars and Jupiter dominate the morning sky and Venus shines brightly after sunset.

Earth's satellite skims through several constellations, meeting up with planets and stars in the sky this week.

Now in Cancer, our waning Moon hangs close to Jupiter. The gas giant is a great telescopic target, with cloud patterns and ...

Wandering planets are not likely to be captured because the planet would have to lose energy to become gravitationally bound.

ESA's Samba and Tango closed out the 26-year Cluster mission with two targeted reentries a day apart, giving airborne ...

Saturn’s biggest, brightest moon is once again near the ringed planet today and tomorrow as it circles on its 16-day orbit.