Astronomers have characterized the atmosphere of a young (20 Myr old) transiting exoplanet and found it to be unusually clear and puffy. By analyzing the planet's atmospheric features, they were able ...

A NEW Earth-sized planet has been discovered in a faraway constellation – and it would kill any astronaut who dare travel ...

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What happens when matter is squeezed so harshly that the rules of chemistry and physics seem to collapse? Deep below the biggest planet in our solar system, Jupiter, hydrogen the most primitive and ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Astriking discovery by the James Webb Space Telescope (JWST) has unveiled the bizarre and fascinating nature of the exoplanet ...

WASP-121b is unlike anything in our Solar System. This giant planet orbits its star so closely that it completes a full orbit ...

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian ...

Jupiter is basically all atmosphere, all the way down (or at least, as far down as we can tell). It’s mostly hydrogen (75%) and helium (24%), which is pretty similar to the composition of the Sun. One ...

The meteorite Northwest Africa (NWA) 7325 was initially proposed as a possible fragment of Mercury. However, its mineralogy ...

In fact, Jupiter's atmosphere has dramatic weather and structures which scientists are still learning about — including a prevalence of strange objects called mushballs.

Big storms can strip some parts of Jupiter's atmosphere of ammonia, while leaving buried reservoirs of the gas elsewhere.