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

At first glance, the night sky appears still. But in reality, everything moves, our Solar System being no exception. As it ...

Modern weather radars detect meteorite falls, confirming shocking daytime flashes and guiding precise recoveries.

Astronomers have made an exciting breakthrough by discovering four sub-Earth exoplanets orbiting Barnard’s Star, our closest ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

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

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...

Here's how astronauts Butch Wilmore and Suni Williams physically managed to last 10 month at the International Space Station.

Firefly Aerospace's Blue Ghost lander will attempt to use Earth's GPS system from the lunar surface. If successful, this will be the first time GPS has been used from the moon, potentially ...

Earth is moving much faster than it seems ... How does its orbital speed compare to that of other solar system planets? How fast you need to move to keep in a circular orbit around another ...