Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

Over the last few years, the term “Goldilocks Zone” has become widely used to describe the range of distances from a star ...

A group of scientists said Thursday that they had found an astonishing diversity of micro-organisms in tiny pools of melted ...

NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

Researchers armed with the Hubble Space Telescope have revealed that some of Uranus' largest moons have one side brighter ...

A groundbreaking new study has uncovered surprising revelations about the moons of Uranus, challenging existing theories of how these moons interact with the planet’s magnetic field. Researchers, ...

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot from a procession of robotic spacecraft attempting to land on the moon. How ...

KENNEDY SPACE CENTER — NASA's Europa Clipper mission on Monday launched a satellite to investigate Europa, Jupiter’s “mysterious moon” — a world covered in ice that scientists say could ...

A series of planets will align in the early morning skies before sunrise through July 4, including Jupiter, Uranus, Mars, Neptune, Saturn, the dwarf planet Pluto and the moon. The rare parade of ...

Artist’s concept of ocean on Jupiter’s moon Europa. Image credit: NASA / JPL-Caltech. When a star like our Sun exhausts the hydrogen in its core, the process of nuclear fusion slows down.

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

Welcome to the universe of parallel playgrounds—where seesaws hover in anti-gravity capsules, and jungle gyms coil like strands of DNA on planets unexplored.