Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

A very rare treat is about to grace Earth's night skies.

All of our solar system’s planets are lining in the night sky at once this week. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a great ...

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

Diminutive Barnards Star is closer in size to Jupiter than to the Sun. Only the three stars that make up the Alpha Centauri ...

MAROON-X was specifically designed to detect tiny exoplanets orbiting red dwarf stars by detecting the minuscule ...

But such events are not just a treat for stargazers – they can also have a real impact ... The eight major planets of our Solar System orbit the Sun in the same flat plane, and all at different ...

That path is called the ecliptic, and it exists because all planets in our solar system orbit around the sun on roughly the same plane. Astronomers, on the other hand, look for more specific ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...

With Mercury joining the show, all seven ... striking line of planets across the night sky in January. This week Mercury joins the queue. Now every other world in our solar system will be visible ...