A common space weather phenomenon on the outskirts of the magnetosphere, the magnetic bubble that surrounds the earth (and protects the surface of the planet from solar radiation) are "hot flow anomalies." These are, in effect, enormous explosions. NASA researchers recently discovered that the same phenomenon occurs…
At one time, Mars had a thick, protective atmosphere — possibly even cushier than Earth’s — but the bubble of gases mostly dissipated about 4 billion years ago and has never been replenished, new research shows.
It's not every day you witness a thunderstorm from space, let alone one on another planet, but the thunderstorm pictured here is an even rarer sight to behold.
Saturn's atmosphere is constantly swimming with turbulent jet streams — but where do they get their energy to form in the first place? This has been one of the biggest mysteries about Saturn for decades.