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

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 ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

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

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

From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...