Finding it here is one of the first detections of hydrogen sulphide on an exoplanet - or planet outside of our solar system. "So, if your nose could work at 1000C ... the atmosphere would smell ...

Uranus, the seventh planet from the sun, has held a vital (and smelly) secret of the solar system for decades. An international team of researchers reported on Monday that they've discovered ...

If planet X exists, it is likely a gas giant similar to Neptune. NASA/Caltech/R. Hurt (IPAC), CC BY Our solar system is a particularly crowded place. Millions of objects move within it, whether they ...

Uranus’ clouds are made up of hydrogen sulphide, meaning they have a very similar smell to rotten ... orbit in the Solar System, because Mercury is the closest planet to the Sun.

the largest planet in Earth's solar system. But it also rains molten glass at extremely hot temperatures, with the scorching shards flying sideways due to winds that reach speeds of up to 5,000 ...

There may be an undiscovered planet in the outer solar system whose presence is revealed by the strange orbit of objects beyond the eighth planet Neptune. The tantalizing prospect of a ninth ...