Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Surprised astronomers just discovered a world that blurs the line between planet and stellar remnant, hiding in a system ...

Astronomers announced Wednesday they have discovered a massive planet orbiting a tiny star, a bizarre pairing that has stumped scientists. Most of the stars across the Milky Way are small red dwarfs ...

The celestial body is the youngest transiting planet found to date. Madyson Barber, a grad student at the University of North Carolina at Chapel Hill, was researching young transiting systems in space ...

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this Jupiter-mass world has a bizarre carbon-rich atmosphere filled with soot clouds and ...

2185_HamiltonSpectrographVogt © 2003 Laurie Hatch, image and text – Lick Observatory – Mt. Hamilton 2003 December 11 – The Shane 120" Reflector was the second ...