Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Scientists have discovered two diamond-like planets, PSR J1719-1438b and 55 Cancri e, challenging our understanding of planetary composition and formation, and raising questions about the universe's ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

IT’S been nearly 40 years since the first planet outside of our Solar System was discovered. Since then, more than 5,800 weird and wonderful worlds across 4,300 planetary systems have been ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

How does a planet’s size influence its orbit around its parent star? This is what a recent study published in the Proceedings of the National Academy | Space ...

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 ...

NASA is monitoring three aircraft-sized asteroids that will zoom past the Earth later today at around 19,000 to 22,200 miles per hour.

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a ...