How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

This new dwarf planet may exist at the edge of the solar system, possibly disproving Planet Nine's existence. This is the story of that newly encountered planet.

In December 2003, the Hubble Telescope spotted something peculiar on the surface of Ceres, a dwarf planet in the asteroid belt between Mars and Jupiter. Hazy images revealed something bright and ...

A possible dwarf planet, like Pluto, has been observed in our solar system, according to a preprint published in arXiv. The area of space where this planet was found was previously thought empty.

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

Macquarie University Astronomer Fred Watson discusses a planet which was discovered orbiting a tiny red dwarf star. The star is about 20 per cent of the mass of the sun. “It seems to have ...

Astronomers using NASA's TESS data discovered a red dwarf star with a big gas giant exoplanet, defying planet formation theories.

"Uranus is weird, so it's always been uncertain how much the magnetic field actually interacts with its satellites." ...

NASA s CODEX experiment aboard the International Space Station is revealing the Sun like never before. Using advanced filters and a specialized coronagraph, CODEX has captured images showing that ...

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.