Data from the Cassini and Voyager spacecraft reveal new information about the Sun’s magnetic bubble.
Space & Planets
Posted inNews
Microbes Spotted on Blades of Ice High in the Andes
Researchers discover microbial life on ice spires known as penitentes on the arid, sunlight-blasted upper reaches of Llullaillaco, one of the best earthly analogues for Mars.
Posted inNews
Moon Sheds Light on Early Solar Spin
Lunar samples reveal that the Sun spun relatively slowly in its first billion years and blasted the Earth and Moon with coronal mass ejections.
Posted inEditors' Highlights
Curiosity Monitors Rare Global Dust Storm From Mars’s Surface
Since the 1970s, no surface platform had made meteorological measurements of a global dust storm on Mars, but last summer NASA’s Curiosity rover witnessed one of these rare events.
Posted inNews
Ultrahot Exoplanet Bleeds Heavy Metals into Space
The planet is also shaped like a football (the American kind).
Posted inEditors' Highlights
Human-made Emissions Modify Electron Space Environment
Very Low Frequency transmitters used for communications with submarines modify the dynamics of energetic electrons in the inner radiation belt and the slot region.
Posted inAGU News
Here Comes the Sun
This August, we look at the relationship we have to our closest star for AGU’s Centennial.
Posted inEditors' Highlights
Lomonosov: The Crater That Started a Martian Mega Tsunami
Three billion years ago, on Mars, the shores of an ocean may have been flooded by a mega-tsunami. Now the crater left by the bolide impact that probably triggered the tsunami has been identified.
Posted inNews
The “Yellowball” Catalog and the Citizen Science That Helped Define It
The online community of the Milky Way Project citizen scientists helped scientists identify compact star-forming regions now known as yellowballs.
Posted inEditors' Highlights
Holistic Views of the Nighttime Ionosphere
The nightside ionosphere, at latitudes away from the auroral zone, should have very little charged particle density, but it doesn’t. A new comprehensive study of satellite data explains why.