The billion-ton blobs of magnetized gas that the sun sporadically hurls into space have a speed limit, a new study suggests. These solar eruptions, known as coronal mass ejections (CMEs), can’t reach Earth in less than half a day.
The billion-ton blobs of magnetized gas that the sun sporadically hurls into space have a speed limit, a new study suggests. These solar eruptions, known as coronal mass ejections (CMEs), can’t reach Earth in less than half a day.