Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space ...

Early results on the fourth planet from the TRAPPIST-1 star suggest it lost its original atmosphere to space long ago, and it ...

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

Scientists are steadily ruling out habitable conditions on the seven planets of the star Trappist-1. On one of the worlds, a ...

China proposes flyby mission to asteroid Apophis during 2029 Earth encounter Chinese scientists are proposing using a ...

One of the world’s foremost climate models, a DOE initiative a decade in the works, now faces funding threats.

A sudden halt to Earth's rotation, though improbable, would trigger catastrophic events. Inertia would cause widespread ...

A simple core of pure iron and nickel couldn’t account for the observed properties. The Martian core must be rich in “light ...

Scientists have calculated the odds of a catastrophic asteroid impact compared to other causes of death—to surprising results.

Ceres, the only dwarf planet in our inner solar system, is covered in ice and salt deposits. Its daytime temperatures range ...

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

Previous studies pointed to liquid at the heart of the red planet. The latest findings indicate the inner core, while small, ...