Scientists have released the closest images ever to the sun, captured by NASA’s Parker Solar Probe flying 3.8 million miles ...

Mars is easiest to see when it’s closest to Earth, which happens about every two years. This event is called “opposition.” In ...

A new study reveals that a common human technology may be quietly broadcasting our presence to alien civilizations—without us ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

A giant gas planet comparable in size to Saturn exists around a small red dwarf star. The discovery is beyond the scope of ...

How close are we to discovering life beyond Earth? In this video, we explore the nearest exoplanets - worlds orbiting other ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

The Trappist-1 system, just 40 light years from Earth, contains 7 rocky planets—all roughly the size of Earth. Packed tightly within the space between Mercury and the Sun, three of these planets ...

Four Earth-like planets discovered orbiting Barnard's star Barnard's Star is a red dwarf and our closest single star to Earth, other than the stars of the Alpha Centauri system.

Proxima Centauri, the sun's closest neighbor, likely destroys any chance of an atmosphere around the closest Earth-like exoplanet, a new study finds.

A quartet of Earth-like worlds, each approximately 20% to 30% the size of our planet, orbits one of our closest stellar neighbors, according to a new study.

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