Here's when to see a pair of massive letters shining on the lunar surface around May's first quarter moon phase.

The moon will pass in front of Regulus for some observers on May 23, blocking its light.

Tonight marks the First Quarter Moon, when roughly half of the Moon’s visible face is illuminated. As of Saturday, May 23, ...

A rare sight is returning to the night sky at the end of the month. The Blue Moon will make its appearance during the late ...

China will send an astronaut to its space station on Sunday for a year, a record length for the country, enabling the study ...

Venus and the moon will appear close together in the sky May 18. Here's how to see the celestial conjunction around the ...

North America’s celestial highlights for the weekend ahead, which also apply to mid-northern latitudes in the northern ...

Venus and the moon will appear together in the sky in a celestial conjunction visible across the US. Here's what to know if ...

Getting to the moon is partly a fuel problem. Plotting the most efficient path between two points in space saves propellant, ...

Is there a full moon tonight? Here's what this weekend’s new moon phase reveals — and when to watch for the next blue moon of 2026.

The moon and Venus will appear close together in the night sky Monday, May 18, visible across the Northern Hemisphere.

When is the full moon? Everything you need to know about May’s full flower moon — including exactly when it’s full and the best evening to see it rise during dusk.