保护地球，探索宇宙，发现文明
2021年03月24日 Aurorae and Lightning on Jupiter Image Credit: NASA, JPL-Caltech, SwRI; Text: Natalia Lewandowska Explanation: Why does so much of Jupiter’s lightning occur near its poles? Similar to Earth, Jupiter experiences both aurorae and lightning. Different from Earth, though, Jupiter’s lightning usually occurs near its poles — while muc...
2020年11月23日 A Jupiter Vista from Juno Image Credit: NASA/JPL-Caltech/SwRI/MSSS; Processing & License: Kevin M. Gill; Explanation: Why do colorful cloud bands encircle Jupiter? Jupiter’s top atmospheric layer is divided into light zones and dark belts that go all the way around the giant planet. It is high horizontal winds — in excess of 300 ...
This illustration shows the lightning phenomenon known as a sprite and what a sprite could look like in Jupiter’s atmosphere. Named after a mischievous, quick-witted character in English folklore, sprites last for only a few milliseconds. They feature a central blob of light with long tendrils of light extending down toward the ground and upward. In Ea...
2020年10月19日 A Flight over Jupiter Near the Great Red Spot Image Credit: NASA/JPL-Caltech/SwRI/MSSS; Video Processing & License: Kevin M. Gill; Music: Vangelis Explanation: Are you willing to wait to see the largest and oldest known storm system in the Solar System? In the featured video, Jupiter’s Great Red Spot finally makes its appearance 2 minu...