Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...