The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

These strange objects could explain how water arrived on Earth, but may also be a previously unrecognised threat to our ...

Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in Florida and ...

Venus and Jupiter, the brightest planets in our solar system, are about to make their closest approach during their August conjunction.

Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in the northern hemisphere.

Dive into the cosmic mystery of the Late Heavy Bombardment (LHB), a proposed period around 3.8 to 4 billion years ago marked ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

Jupiter and Venus will appear closest over Aug. 11-12, according to NASA, appearing as if they’re “grazing” each other ...

With a diameter of 88,846 miles at its equator, Jupiter is the biggest planet in our solar system. It’s eleven times larger ...

Jupiter's four Galilean moons will line up in front of Jupiter in the early morning sky on Aug. 8. The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up ...

I t is often remarked upon that the distribution of rings and moons around the giant planets of the Solar System – Jupiter, Saturn, Uranus, and Neptune – are themselves like miniature solar systems.