"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

An exoplanet is a planet that orbits a star other than our sun. “But the planet is too close to the host star, closer than the habitable zone … even if the star is about 2,500 degrees cooler ...

A Milky Way-surveying spacecraft found a planet 12 times more massive than Jupiter, along with a brown dwarf, each distantly orbiting stars smaller than the sun. Scientists have dubbed the exoplanet, ...

An international team of scientists has confirmed the discovery of a super-Earth—a planet larger than Earth but smaller than ...

Data from the Gaia spacecraft shows that even unassuming stars can host monumental companions like massive planets.

a microquasar with a star smaller than the Sun. The gamma-ray signal is measured to have energies higher than 10 GeV, indicating that the system could accelerate particles to even higher energies.

The study of exoplanets has come a long way since the first detection of a planet orbiting a star other than the Sun in 1995. This groundbreaking discovery, achieved through the radial velocity (RV) ...