Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

The star system has been nicknamed the “Moth” because of its wing-like disk, visible in infrared observations, of leftover ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

Pluto will complete its first orbit since 1930 in 2178, a historic 248-year space journey that spans generations of humans.

The largest stars in the universe live the life of a rock star - they are born brilliant, live fast and die young. If that is ...

A NASA animation has sized the biggest black holes known to scientists, including one that has the mass of 66 billion Suns.

Nearly all of the solar system’s planets are about to file across the night sky in a planetary alignment, and it will be ...

It comes down to the speed at which these objects were moving during their formation, and the strength with which their ...

For the first time, a much younger version of the Sun has been caught red-handed blowing bubbles in the galaxy, by astronomers using NASA’s Chandra X-ray Observatory. HD 61005 in X-ray, infrared, and ...

Astronomers using NASA’s Chandra X-ray Observatory have captured an unprecedented image of a stellar bubble surrounding a ...