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

New research indicates that Earth-sized planets can maintain stable orbits in the habitable zone of binary star systems like ...

Planets around star HD110067 are in what’s known as an 'orbital resonance'.

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the closest stars to Earth, such that its light takes only six years to get ...

Could black holes have planets? New research says yes, they could. New simulations suggest massive planets could form in the ...

Observing the planets is one of the most awe-inspiring ways to witness the magic of the night sky—and there’s no better way to view them than in a planetary alignment. This is where multiple planets ...

We thought we broadly understood how planets and stars form. But the discovery of dozens of pairs of young planets in a nearby nebula threatens to turn that on its head. They are worlds that simply ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using ...

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.

The planets are lining up, forming a rare and special parade across the night sky at the end of February. Five planets — Venus, Saturn, Jupiter, Mars, and Mercury — are bright enough to see with the ...

For the second year in a row, the Carnegie Science Earth & Planets Laboratory (EPL) is opening its doors for a free science ...