Humans discovered the first exoplanet in 1992 and have since found approximately 6,000 other planets from outside our solar ...

Everything you need to know about July’s full moon, including when it turns full, the best evening to see it rise and how it ...

Astronomers have found strong evidence for a Jupiter-mass object orbiting a brown dwarf, potentially marking the first convincing detection of a moon beyond our solar system.

What has eluded detection so far have been exosatellites: moons orbiting those remote planets. Our solar system is home to a ...

Astronomers discovered a moon-like object orbiting a brown dwarf that's orbiting a star. Say that three times fast.

Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our skywatching newsletter ...

This phenomenon, sometimes called a planet parade, offers a rare chance to see multiple planets appear close together. Mars and Saturn will be visible to the naked eye, but a telescope is needed to ...