保护地球，探索宇宙，发现文明
2024年2月5日 In the Core of the Carina Nebula Image Credit & Copyright: Carlos Taylor Explanation: What’s happening in the core of the Carina Nebula? Stars are forming, dying, and leaving an impressive tapestry of dark dusty filaments. The entire Carina Nebula, cataloged as NGC 3372, spans over 300 light years and lies about 8,500 light-years away in ...
一颗新发现的“超级地球”位于其母星的宜居带，可能有一个大小与地球差不多的伴星。
2024年2月4日 The Cone Nebula from Hubble Image Credit: Hubble Legacy Archive, NASA, ESA – Processing & Licence: Judy Schmidt Explanation: Stars are forming in the gigantic dust pillar called the Cone Nebula. Cones, pillars, and majestic flowing shapes abound in stellar nurseries where natal clouds of gas and dust are buffeted by energetic winds from n...
This new NASA Hubble Space Telescope image shows ESO 185-IG013, a luminous blue compact galaxy (BCG). BCGs are nearby galaxies that show an intense burst of star formation. They are unusually blue in visible light, which sets them apart from other high-starburst galaxies that emit more infrared light. Astrophysicists study BCGs because they provide a relativ...
2024年2月3日 Apollo 14: A View from Antares Image Credit: Edgar Mitchell, Apollo 14, NASA; Mosaic – Eric M. Jones Explanation: Apollo 14’s Lunar Module Antares landed on the Moon on February 5, 1971. Toward the end of the stay astronaut Ed Mitchell snapped a series of photos of the lunar surface while looking out a window, assembled into this detail...
影像来源：NASA/JPL-Caltech 翻译：灼眼的粉丝 看点： 移动的行星和螺旋星系！ 就在火星恢复能观测之际，金星本月开始从清晨的天空中消失。木星和月亮在情人节成为一对可爱的情侣。把你的望远镜对准北斗七星，寻找M81，也就是“波德星系”。 二月观星亮点： 整个月——日出前，金星在东方的天空中仍然很明亮，但它每天都在下沉，所以抓紧时间观赏它！ 整个月——黎明前的天空开始可以看到火星。它很低，还不是很亮，但在接下来的几个月里，它会越来越高，越来越亮。 2月6日——今天早上，当天空开始变亮的时候，金星和细长的新月一起出现在东方。 2月9日——新月。 2月14日——今晚，在日落后的西南高处，在木星附近可以看到新月。 2月22日至28日——本周，当火星和金星上升时，东南方向视野开阔的人可以近距离观测火星和金星。 ...
2024年2月2日 NGC 1893 and the Tadpoles of IC 410 Image Credit & Copyright: Sander de Jong Explanation: This cosmic view shows off an otherwise faint emission nebula IC 410, captured under clear Netherlands skies with telescope and narrowband filters. Above and right of center you can spot two remarkable inhabitants of the interstellar pond of gas and dust, ...
Clouds of white vapor pile up at NASA’s Stennis Space Center in Bay St. Louis, Mississippi, during a full-duration, 500-second hot fire of an RS-25 certification engine Jan. 17, 2024. This test series is critical for future flights of NASA’s SLS (Space Launch System) rocket in support of the Artemis campaign. During the Jan. 17 test, operators followed a “te...
2024年2月1日 NGC 1365: Majestic Island Universe Image Credit & Copyright: Processing – Jean-Baptiste Auroux, Data – Mike Selby Explanation: Barred spiral galaxy NGC 1365 is truly a majestic island universe some 200,000 light-years across. Located a mere 60 million light-years away toward the faint but heated constellation Fornax, NGC 1365 is a d...
NASA要求商业合作伙伴开发一种小型核裂变反应堆的概念设计，这种反应堆可以在月球和火星上发电。