Planet News
Mars Has Auroras Too, We Just Can’t See Them
Our eyes can't see them, but Martian auroras are there, and more commonplace than we once thought. The Martian auroras…
How Long is a Day on Venus? Astronomers Make Their Best Measurement Yet
There's a problem with Venus. We don't know how fast it rotates. For a space-faring civilization like ours, that's a…
This Dried Up Riverbed Shows that Water Once Flowed on the Surface of Mars
From some viewpoints, Mars is kind of like a skeleton of Earth. We can see that it had volcanoes, oceans,…
Io’s Largest Volcano, Loki, Erupts Every 500 Days. Any Day Now, It’ll Erupt Again.
Jupiter's moon Io is in stark contrast to the other three Galilean moons. While Callisto, Ganymede, and Europa all appear…
Whoa. Lakes on Titan Might be the Craters from Massive Underground Explosions
The Cassini spacecraft ended its mission to Saturn and its moons two years ago when it was sent plunging into…
Mercury has Magnetic Poles that Drift Like Earth’s
Earth's magnetic poles drift over time. This is something that every airplane pilot or navigator knows. They have to account…
A Bunch of New Names for Pluto’s Surface Features Were Just Approved
Pluto is getting some new names. In the past, prior to the New Horizons mission, there wasn't much to name.…
There are Ring-Like Formations Around the Lakes on Titan
Some lakes on Titan have ring-like shapes around them, and scientists are trying to find out how they formed. Understanding…
Martian Clouds Might Start with Meteor Trails Through the Atmosphere
On Earth, clouds form when enough droplets of water condense out of the air. And those droplets require a tiny…
Earth has a Water Cycle. Mars has a Dust Cycle
To say there are some myths circulating about Martian dust storms would be an understatement. Mars is known for its…