Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

Understanding the similarities and differences of the deserts on Earth and Mars will help space travelers survive future ...

Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...

Chinese scientists propose 2033 Neptune orbiter mission Scientists are proposing China’s first ice giant mission, aiming to ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

The solar wind pushes some of the gas and dust away from the comet, forming those beautiful tails we see. A comet actually ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, offering clues to Earth's ancient atmosphere.

For the first time in history, we now have real, high-resolution images of Neptune that go beyond artist impressions and telescope visuals. Captured by advanced space telescopes and spacecraft ...

The moon Triton tends to let off steam A photo montage of Neptune peeking behind its largest moon, Triton NASA / JPL Among Neptune’s 16 known moons, the largest, Triton, is an oddball.

In as little as 10 million years—a brief interlude in the solar system’s 4½-billion-year history—Triton could begin its final plunge toward Neptune’s surface. Only one event could prevent ...