https://science.nasa.gov/science-news/science-at-nasa/2010/15jul_thermosphere/ July 15, 2010: NASA-funded researchers are monitoring a big event in our planet’s atmosphere. High above Earth’s surface where the atmosphere meets space, a rarefied layer of gas called “the thermosphere” recently collapsed and now is rebounding again. Layers of Earth’s upper atmosphere. Credit: John Emmert/NRL. [larger image] “This […]

//