Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

Io isn’t just another moon, it’s the most volcanically active body in the entire solar system. Orbiting Jupiter, Io is ...

Orbiting Saturn lies a quiet enigma - Rhea, the second-largest of its moons. Discovered in 1672 by Giovanni Cassini, Rhea has ...

NASA's new space weather missions aim to shield Earth from solar storms, preventing blackouts and safeguarding satellites, ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system.

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and probing mysteries of the Universe.

Astronomers have discovered the raw ingredients of planets orbiting two infant stars, offering a glimpse into how new worlds ...

There are also exoplanets with extremely varied sizes. Some are much larger than Jupiter, which is already a giant in our ...

Located at a relatively close distance of 41 light years from Earth, the Trappist-1 system has attracted significant ...

White dwarfs may still host habitable planets. Conditions like tidal heating and migration shape their potential for life. The Sun will eventually die. This will occur when it exhausts the hydrogen ...

A collaboration of astronomers, led by University of Warwick and University of Geneva, has launched a vast research program on Neptune-like planets to ...