The NIRCam (Near-Infrared Camera) instrument on NASA’s James Webb Space Telescope’s reveals a portion of the Milky Way’s dense core in a new light. An estimated 500,000 stars shine in this image of the Sagittarius C (Sgr C) region, along with some as-yet unidentified features. A large region of ioni […]
这张来自NASA詹姆斯·韦伯太空望远镜的最新照片以前所未有的细节展示了我们银河系致密中心的一部分，其中包括天文学家尚未解释的从未见过的特征。
2023年11月20日 The Horsehead Nebula Image Credit & Copyright: Mark Hanson & Martin Pugh, SSRO, PROMPT, CTIO, NSF Explanation: Sculpted by stellar winds and radiation, a magnificent interstellar dust cloud by chance has assumed this recognizable shape. Fittingly named the Horsehead Nebula, it
Born barely 20 years after the Wright Brothers’ first flight, Alan Shepard grew up to fly combat missions in World War II, test multiple new aircraft, become the first American in space, and ultimately hit the first golf shot on the Moon. Born on Nov. 18, 1923, Shepard lifted off in the Freedom 7 sp
2023年11月19日 Space Station, Solar Prominences, Sun Image Credit & Copyright: Mehmet Ergün Explanation: That’s no sunspot. It’s the International Space Station (ISS) caught passing in front of the Sun. Sunspots, individually, have a dark central umbra, a lighter surrounding penumbra,
2023年11月18日 Planet Earth from Orion Image Credit: NASA, Artemis I Explanation: One year ago a Space Launch System rocket left planet Earth on November 16, 2022 at 1:47am EST carrying the Orion spacecraft on the Artemis I mission, the first integrated test of NASA’s deep space exploration systems. Ov
2023年11月17日 Nightlights in Qeqertaq Image Credit & Copyright: Dennis Lehtonen Explanation: Light pollution is usually not a problem in Qeqertaq. In western Greenland the remote coastal village boasted a population of 114 in 2020. Lights still shine in its dark skies though. During planet Earth&
In this photo, NASA’s Space Launch System (SLS), carrying the Orion spacecraft, lifts off the pad at Launch Complex 39B at the agency’s Kennedy Space Center in Florida at 1:47 a.m. EST on Nov. 16, 2022. Set on a path to the Moon, this officially began the Artemis I mission. Over the course of 25.5 d
Astronaut William R. Pogue, Skylab 4 pilot, recorded this wide scene of his crewmates, astronauts Edward G. Gibson (left), science pilot, and Jerry P. Carr (right), commander, on the other end of the orbital workshop on Feb. 1, 1974. Also in the frame are parts of three spacesuits, used on several E
2023年11月16日 Daytime Moon Meets Morning Star Image Credit & Copyright: Katarzyna Kaczmarczyk Explanation: Venus now appears as Earth’s brilliant morning star, shining above the southeastern horizon before dawn. For early morning risers, the silvery celestial beacon rose predawn in a close
