Solar winds are not the main culprit in stripping the planet’s atmosphere, a new study suggests.
Atmospheres
Posted inNews
How Hot Is Europa? Now There’s a Map for That
The new global map of Europa’s surface heat also highlighted one spot on the moon that is inexplicably cold.
Posted inNews
What Caused the Sudden Heating of Uranus's Atmosphere?
A recently observed temperature reversal on Uranus may offer a clue to a long-standing mystery: Why are the upper atmospheres of gas giants so hot?
Posted inEditors' Vox
First Results from the MAVEN Mission to Mars
Geophysical Research Letters publishes First Results from the MAVEN Mission to Mars, demonstrating a remarkable achievement of NASA's MAVEN team and the broader scientific community.
Posted inResearch Spotlights
What Formed These Curious Ripples on Mars?
Dunes, ridges, or something else? Scientists seek to understand the origins of transverse aeolian ridges.
Posted inResearch Spotlights
When the Sun Goes Quiet, Titan Gets Gassy
Observations from NASA's Cassini probe show that the level of methane in Titan's atmosphere depends on the Sun's 11-year cycle of magnetic activity.
Posted inResearch Spotlights
What’s Driving Titan’s Atmosphere?
A new analysis of Cassini data reveals a major source of heavy hydrocarbons on Saturn’s moon Titan.