A team of astronomers has found a potential exomoon orbiting a brown dwarf in another star system. - ESO / M. Kornmesser illustration Astronomers are homing in on a distant realm where the lines ...

By Will Dunham WASHINGTON, July 22 (Reuters) - Scientists are documenting a planetary system in the Milky Way galaxy that is ...

When is a moon not a moon? That’s the riddle raised by a new study, and the answer appears to be, when it’s a planet. Or ...

Astronomers have discovered a rare planetary system 71 light-years away, where a Jupiter-sized world orbits a brown dwarf, ...

Passports became standardized booklets around 1920. Before that, identification had been proven via some strange methods.

Peeling stickers, damaged trim, and fake wood disappear as sage green paint and espresso-stained legs turn the cheapest find ...

Since the first planet beyond our solar system was confirmed in the 1990s, astronomers have gone on to catalogue more than ...

There have been multiple hints of moons in other star systems, but none have been confirmed. The best evidence so far points ...

Observations made with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed evidence for a moon-like object in the CD-35 2722 system. Unlike moons in our solar system, ...

A brown dwarf is wobbling on its path around a star in a manner that indicates it has its own giant satellite. This ...

Kelsey Grammer stars in Gary Walkow’s new sci-fi movie Lars Shrike Walks the Night, which is out this week. The six-time Emmy ...

A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.