NASA, working with the Space Force, plans to launch a space weather mission later this month to study a strange "ring current" surrounding our planet.
It transports far more than 100 times as much water as all of the Earth's rivers combined: The Antarctic Circumpolar Current rushes around the southern continent unhindered by land masses and is ...
A new NASA mission aims to study one of the most mysterious phenomena surrounding Earth: a vast “ring” of charged particles that moves around the planet and can affect everything from satellites to ...