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

A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called ...

Shields stressed that this results in a much faster rotation period – 10 hours – for the white dwarf exoplanet, while Kepler-62’s exoplanet has a 155-day rotation period. While both planets ...