Planets

Astronomy Jargon 101: Albedo

In this series we are exploring the weird and wonderful world of astronomy jargon! You’ll be dazzled by today's topic: albedo!…

1 month ago

TESS Finds a New Mars-Sized Planet (With the Density of Mercury)

Some planets orbit their stars so closely that they have extremely high surface temperatures and extremely rapid orbits. Most of…

2 months ago

Here are Hubble’s 2021 Photos of the Outer Solar System

If we had to rely solely on spacecraft to learn about the outer planets, we wouldn't be making great progress.…

2 months ago

Astronomers Might Have Found a Planet in Another Galaxy

Not that long ago,, astronomers weren't sure that exoplanets even existed. Now we know that there are thousands of them…

3 months ago

Moons are Planets too

If we define planets as worlds that are geologically complex, then some moons are planets too.

3 months ago

Rogue Planets Could be Habitable

The search for potentially habitable planets is focused on exoplanets—planets orbiting other stars—for good reason. The only planet we know…

4 months ago