Astronomers have studied 14 years of Hubble Space Telescope observations of Jupiter's icy moon Europa, and now suspect that ...

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

It's almost a new lunar phase.

NASA has unveiled early details of its Artemis III mission, which in 2027 could send astronauts to Earth orbit to set the ...

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

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

A rare lunar sight is set to give skywatchers one more reason to look up before the month is over. The next full moon reaches peak illumination at 4:45 a.m. Eastern time on Sunday, May 31, and it will ...

May's full moon rises as flowers bloom across the northern hemisphere.

First quarter moons demand action, and in Virgo — a sign associated with routines, productivity, discernment, health and ...