s*****t 发帖数: 1994 | 1 Red Saturn
Credit: G. S. Orton & P. A. Yanamandra-Fisher (JPL), Keck Observatory, NASA
Explanation: This strange, false-color image of otherwise familiar planet Saturn shows temperature changes based on thermal infrared emission in the gas giant's atmosphere and rings. Recorded from the Keck I telescope on Mauna Kea, the sharp,
ground-based picture of Saturn's southern hemisphere is a mosaic of 35 images. Based on the effects of sunlight during the southern summer season, general warming trends |
|