The last rays of an orbital sunset begin fading in Earth’s atmosphere silhouetting the cloud tops in this June 24, 2023, photograph from the International Space Station as it orbited 271 miles above the southernmost tip of South America. The space station makes 16 orbits of the Earth in 24 hou […]
研究人员利用詹姆斯·韦伯太空望远镜发现了迄今为止最遥远的活跃超大质量黑洞。这个名为CEERS 1019的星系在大爆炸后5.7亿年多一点就存在了，它的黑洞比早期宇宙中发现的任何黑洞都要小。
NASA’s X-59 research aircraft moves from its construction site to the flight line – or the space between the hangar and the runway – at Lockheed Martin Skunk Works in Palmdale, California, on June 16, 2023. This milestone kicks off a series of ground tests to ensure the X-59 is safe and ready to fly
2023年7月5日 A Map of the Observable Universe Image Credit & Copyright: B. Ménard & N. Shtarkman; Data: SDSS, Planck, JHU, Sloan, NASA, ESA Explanation: What if you could see out to the edge of the observable universe? You would see galaxies, galaxies, galaxies, and then, well, quasars, which
2023年7月4日 Aurora over Icelandic Waterfall Image Credit & Copyright: Cari Letelier Explanation: It seemed like the sky exploded. The original idea was to photograph an aurora over a waterfall. After waiting for hours under opaque clouds, though, hope was running out. Others left. Then, unexpecte
A full moon was visible behind the Artemis I SLS (Space Launch System) rocket and Orion spacecraft at Launch Complex 39B at NASA’s Kennedy Space Center in Florida on June 14, 2022. The first in an increasingly complex series of missions, Artemis I tested SLS and Orion as an integrated system p
2023年7月3日 Venus in Ultraviolet from Akatsuki Image Credit & Copyright: JAXA, Planet-C Project Team; h/t: Mehmet Hakan Özsaraç Explanation: Why is Venus so different from Earth? To help find out, Japan launched the robotic Akatsuki spacecraft which entered orbit around Venus late in 2015 after a
