Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges traditional models and supports the idea that planets may form one by one in ...

Space around the Sun contains far more than planets. Scattered through it are smaller bodies made of rock, metal, ice and ...

High-resolution flyover footage is revealing Mars as a world shaped by dramatic landscapes and ancient forces. From vast canyons to layered terrain carved by time, orbital cameras are capturing ...

This Ramadan, skywatchers in Dubai will have a rare chance to witness a spectacular planetary parade as six planets align ...

Astronomers have detected a smelly gas best known for the odor of rotten eggs—hydrogen sulfide—in the atmospheres of four giant planets far beyond our solar system. While the gas may be unpleasant on ...

A “ring of fire” solar eclipse will be visible on Tuesday, with the best views in Antarctica and partial eclipse views in ...

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have for the first time identified hydrogen sulfide gas in the atmospheres of three gas-giant exoplanets orbiting HR 8799, a ...

A distant star dimmed by 97% for nearly 200 days. Astronomers say giant rings around a brown dwarf or super-Jupiter may explain it.

In the eastern Utah desert, carbon-dioxide-saturated water bubbles, sprays and foams from the ground. These cold-water ...

Researchers report that ASASSN-24fw dimmed for nine months due to a ringed companion, likely a brown dwarf or super-Jupiter, based on observations published by Universe Today and the Royal ...

The icy solar system comet C/2024 E1 (Wierzchos) is set to make its closest pass of Earth tomorrow (Feb. 17), an event known to astronomers as perigee. But your ability to see the ancient wanderer ...

For over a century, the world’s greatest minds could map the heavens, but not weigh the Earth. Newton’s theory had a missing number, and many believed it could never be found.