Just 4.3 light years from Earth lies a star called Alpha Centauri A, which is famous for being the nearest star that resembles our own Sun. In the popular Avatar movies, this star's system is home to ...

Researchers may have discovered a gas giant orbiting the star Alpha Centauri A, and it appears to be in the star's habitable zone. Reading time 3 minutes Exoplanet hunters have had an eye on Alpha ...

For centuries, humans have gazed at the stars, trying to understand what lies beyond the familiar planets we know. From Mercury’s blazing orbit near the Sun to Neptune’s icy edge, our Solar System has ...