With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

Small red stars make up three out of every four stars in the galaxy, and many host planets. Credit: Johns Hopkins APL illustration Perhaps surprisingly, the majority of stars in the galaxy are not sun ...

If you cast your eyes toward the constellation Cygnus, you’ll be looking in the direction of the largest planet yet discovered around a double-star system. It’s too faint to see with the naked eye, ...

Scientists may have found the first planet ever detected around our closest “solar twin,” a star called Alpha Centauri A, the same real-life star that was home to the fictional moon Pandora in James ...

A recent astronomical discovery has shaken long-held beliefs about how planets form. For decades, scientists thought that stars much smaller than our Sun couldn't form giant planets. That theory just ...

In this illustration super-Earth Kepler-138 d is in the foreground. To the left, the planet Kepler-138 c, and in the background the planet Kepler 138 b, seen in silhouette transiting its central star.

At least four exoplanets have been confirmed orbiting Barnard's Star, a red dwarf approximately six light-years from the Sun, using the radial velocity method. The radial velocity method, employing ...

IMAGE: Among thousands of known exoplanets, MIT astronomers have flagged three that are actually stars. Pictured is an artist’s interpretation of stars and planets. CREDIT: NASA A new study published ...

Image of the young nearby 2MASS1612 system (also known as: RIK113) taken with the ESO Very Large Telescope in Chile. The image uses near infrared light that was scattered of the dust particles ...