Gas Giants

Astronomers Measure the Layers of an Exoplanet's Atmosphere

The number of planets discovered beyond our Solar System has grown exponentially in the past twenty years, with 4,919 confirmed…

8 months ago

An Exoplanet So Hot There Are 7 Different Kinds of Gaseous Metals in its Atmosphere

The search for exoplanets has revealed types of planets that are nothing like the worlds in our own Solar System.…

2 years ago

Hubble Shows Saturn in the Middle of its Summer

If you want an iconic picture of the planet Saturn, it doesn’t get any better than this. The latest picture…

2 years ago

Exoplanet Orbits its Star Every 18 Hours. The Quickest Hot-Jupiter Ever Found

The Next Generation Transit Survey recently discovered a hot-Jupiter with the shortest orbital period observed to date, just 18 hours!

3 years ago

Uranus’ Rings are Surprisingly Bright in Thermal Emissions

New observations by ALMA and the VLT provide the most-detailed look yet at Uranus' system of rings, revealing things about…

3 years ago

Where’s the Line Between Massive Planet and Brown Dwarf Star?

Astronomers have debated which objects are gas giants like Jupiter, and which are more correctly called brown dwarfs. A new…

5 years ago