The terminator sweeps across the Moon, Comet Tsuchinshan-ATLAS continues to wow, and Jupiter reaches a stationary point in ...

October's new moon will bring us a spectacular 'ring of fire' eclipse The new moon occurs on Wednesday, Oct. 2, at 2:49 p.m.

Watch the moon phases and libration for 2024, as seen from Earth's Northern Hemisphere, in this time-lapsed animation that is ...

The space agency is aiming to tackle time discrepancies caused by gravity as Artemis missions prepare for humankind's return ...