A car-sized asteroid will pass at about half the distance between Earth and the moon tonight (Dec. 6), concluding a busy week ...

Two asteroids pass Earth by close distance and that is why they are termed 'near misses'. Scientists decline any potential ...

A new paper discusses the possible existence of an unseen planet in the outer solar system, the so-called "Planet X" or ...

Planetary scientists have issued a tornado warning for Jupiter, with the discovery that magnetic vortices twisting down from ...

As technology has advanced, it has unlocked more secrets of the strange, tilted planet (it orbits on its side compared to ...

Astronomers using the James Webb Space Telescope (JWST) have unveiled a new planet in the enigmatic Kepler-51 system, a ...

Astronomers have discovered an Earth-size planet that is showered with so much radiation, its atmosphere eroded away long ago ...

This planet's hot metal atmosphere is defying astronomers' rules for how planets of this size should behave ... about 80% of the light it receives. By comparison, Earth, which is fairly reflective ...