How do tidal forces shape a planet's orbital evolution, especially for those in the habitable zone? A recently submitted ...

These linkups happen when several planets appear to line up in the night sky at once. Such parades are fairly common, ...

But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

David Boreanaz recalls Betty White shocking him with a risqué comment when they met on “Bones” Fed officials see inflation ...

Fresh off the excitement of the Perseids meteor shower is a chance to see six planets lined up in the sky at once. These events, colloquially known as planet parades, occur occasionally with the most ...

Prior to flybys, scientists used mathematical laws and observation to determine the characteristics of the planets.

NASA’s James Webb Space Telescope finds TRAPPIST-1 d lacks an Earth-like atmosphere, narrowing the search for habitable planets.

Skywatchers who saw the Venus-Jupiter conjunction saw the start of an upcoming "planet parade" in the eastern sky. Here's ...

While most of the planets will be visible to the naked eye, others will require special equipment to be spotted.

Our sun is about five times less magnetically active than other sunlike stars—effectively a special case. The reason for this ...