The huge 1,600-mile (2,500-kilometer) wide expanse of the South Pole–Aitken Basin extends considerably onto the far side of ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in Florida.

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in ...

Looking for a sky event this week? Check out our full Sky This Week column. January 22: Explore the Rosette Nebula The Moon passes 4° north of Saturn at 8 A.M. EST, then passes 4° north of Neptune at ...

Look to the west-southwest after dark on Thursday, Jan. 22, to see a 17%-lit waxing crescent moon moving close to the ringed ...