It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system ...

NASA has confirmed the discovery of a mysterious new planet beyond Neptune, shaking up our understanding of the outer reaches ...

Neptune is an ice giant, composed primarily of hydrogen, helium, and methane, with a hot, dense fluid of icy materials above a small rocky core. Neptune has 14 known moons and at least five main rings ...

NASA’s James Webb Space Telescope has provided a direct look at the multiple gas giant planets within the iconic planetary ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

Astrophysicists have once again enriched our knowledge of the cosmos with a new discovery: two small planets orbiting ...

Using a newly developed tool to sift through data from the NASA’s Transiting Exoplanet Survey Satellite, a team led by a Penn State astronomer has identified young sub-Neptune planets close to their ...

A pair of extraordinary space missions that have been headed out of the solar system for almost half a century are getting a ...