The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

Enjoy a close conjunction of the solar system’s smallest and largest planet just days before the Full Strawberry Moon this ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

For decades, Pluto was thought to be just another frozen rock spinning around the Sun, far from the action and mystery of the ...

The icy surface of Europa, one of Jupiter's moons, has captured scientists' attention. Compounds like carbon dioxide and salt ...

But a team of scientists has created a new way to answer whether aliens exist. Daniel Apai, an astrophysicist and ...

In approximately five billion years, as the Sun transforms into a red giant, it will engulf Earth. However, a new study ...

In approximately 4.5 billion years, as the sun transforms into a red giant and engulfs Earth, Jupiter's moon Europa may offer ...

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple ...

NASA’s Solar System Exploration website notes these names, rooted in Latin, persisted due to historical inertia despite varied ancient names.