保护地球，探索宇宙，发现文明
Clouds of smoke billow out over the surrounding area as the uncrewed Skylab 1/Saturn V space vehicle launches from NASA’s Kennedy Space Center on May 14, 1973. The Skylab 1 payload included the major components of the space station: the orbital workshop, Apollo Telescope Mount, multiple docking adapter, and airlock module. The Skylab 2 crew was scheduled to ...
2023年5月12日 Halley Dust, Mars Dust, and Milky Way Image Credit & Copyright: Petr Horalek / Institute of Physics in Opava Explanation: Grains of cosmic dust streaked through night skies in early May. Swept up as planet Earth plowed through the debris streams left behind by periodic Comet Halley, the annual meteor shower is known as the Eta Aquarids. This ...
A team member from the Environmental Management Branch at NASA’s Kennedy Space Center works to remove a mangrove seedling deposited by tropical winds on the shoreline of KARS Park at Kennedy in this image from April 12, 2023. This spring, workers in the area replaced sand and finished an offshore wave break. The mangroves will be repotted and held in nearby ...
一个科学团队对“迷你海王星”的大气层有了新的了解，这是星系中常见的一类行星，但我们对它知之甚少。
2023年5月11日 Fomalhaut’s Dusty Debris Disk Image Credit: NASA, ESA, CSA, Processing: András Gáspár (Univ. of Arizona), Alyssa Pagan (STScI), Science: A. Gáspár (Univ. of Arizona) et al. Explanation: Fomalhaut is a bright star, a 25 light-year voyage from planet Earth in the direction of the constellation Piscis Austrinus. Astronomers first noticed Fomalh...
Vance I. Oyama holds a readout from the gas chromatograph in the life detection laboratory at NASA’s Ames Research Center in this picture from April 22, 1965. Oyama had a long career at NASA, during which he served as Life Detection Systems branch chief; he examined lunar soil samples and also helped design experiments for the Viking Mars Landers. Both he an...
2023年5月10日 Milky Way over Egyptian Desert Image Credit & Copyright: Amr Abdelwahab Explanation: For ten years the stargazer dreamed of taking a picture like this. The dreamer knew that the White Desert National Park in Egypt‘s Western Desert is a picturesque place hosting numerous chalk formations sculpted into surreal structures by a sandy wind. ...
NASA astronaut Stephen Bowen and United Arab Emirates astronaut Sultan Alneyadi (partially obscured) are pictured in their spacesuits, exiting the International Space Station’s Quest airlock and beginning a spacewalk on April 28, 2023. The duo spent seven hours and one minute in the vacuum of space routing cables and installing insulation, readying the...
2023年5月9日 Shadows of Earth Image Credit & Copyright: Marcella Giulia Pace Explanation: Can you find two Earth shadows in today’s image? It’s a bit tricky. To find the first shadow, observe that the top part of the atmosphere appears pink and the lower part appears blue. This is because the top half is exposed to direct sunlight, while the lo...
天文学家利用NASA的詹姆斯·韦伯太空望远镜拍摄了附近一颗年轻恒星北落师门周围的温暖尘埃，以便研究在太阳系外用红外光观测到的第一个小行星带。