A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.

For a few evenings around 28 February, every planet in the solar system will be visible in the night sky, thanks to a rare great planetary alignment. Here's how to make sure you don't miss this ...

Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists.

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...

The solar system has many more moons than the one we ... the center of Earth could settle a long-standing debate over how our planet formed. A stunning photo of a "parade of planets", shows ...

By Katrina Miller Astute skywatchers may have already seen the striking line of planets across the night ... Now every other world in our solar system will be visible among the stars at the ...