标签: 尘埃

昴宿星团: 有尘埃环绕的七姐妹星团

2024年1月29日 The Pleiades: Seven Dusty Sisters Image Credit & Copyright: Craig Stocks Explanation: The well-known Pleiades star cluster is slowly destroying part of a passing cloud of gas and dust. The Pleiades is the brightest open cluster of stars on Earth’s sky and can be seen from almost any northerly location with the unaided eye. Over the past ...

鬼魂星魂

2023年10月30日 Reflections of the Ghost Nebula Image Credit & Copyright: Bogdan Jarzyna Explanation: Do any shapes seem to jump out at you from this interstellar field of stars and dust? The jeweled expanse, filled with faint, starlight-reflecting clouds, drifts through the night in the royal constellation of Cepheus. Far from your own neighborhood on plan...

尘埃与西面纱星云

2023年10月18日 Dust and the Western Veil Nebula Image Credit & Copyright: Jiang Wu Explanation: It’s so big it is easy to miss. The entire Veil Nebula spans six times the diameter of the full moon, but is so dim you need binoculars to see it. The nebula was created about 15,000 years ago when a star in the constellation of the Swan (Cygnus) exploded....

NGC 7023:鸢尾花星云

2023年9月2日 NGC 7023: The Iris Nebula Image Credit & Copyright: Lorand Fenyes Explanation: These cosmic clouds have blossomed 1,300 light-years away in the fertile starfields of the constellation Cepheus. Called the Iris Nebula, NGC 7023 is not the only nebula to evoke the imagery of flowers. Still, this deep telescopic image shows off the Iris Nebula&#82...

银河卷云:Mandel Wilson 9

2023年7月21日 Galactic Cirrus: Mandel Wilson 9 Image Credit & Copyright: Gabriel Rodrigues Santos Explanation: The combined light of stars along the Milky Way are reflected by these cosmic dust clouds that soar 300 light-years or so above the plane of our galaxy. Known to some as integrated flux nebulae and commonly found at high galactic latitudes, the du...

NGC 6559的恒星、尘埃、与星云

2023年7月10日 Stars, Dust and Nebula in NGC 6559 Image Credit & Copyright: Adam Block, Telescope Live Explanation: When stars form, pandemonium reigns. A textbook case is the star forming region NGC 6559. Visible in the featured image are red glowing emission nebulas of hydrogen, blue reflection nebulas of dust, dark absorption nebulas of dust, and the sta...

NGC 1333:英仙座的恒星育婴室

2023年4月22日 NGC 1333: Stellar Nursery in Perseus Image Credit: Science – NASA, ESA, STScI, Processing – Varun Bajaj (STScI), Joseph DePasquale (STScI), Jennifer Mack (STScI) Explanation: In visible light NGC 1333 is seen as a reflection nebula, dominated by bluish hues characteristic of starlight reflected by interstellar dust. A mere 1,000 light-...

仙王座的海马星云

2023年4月20日 The Dark Seahorse in Cepheus Image Credit & Copyright: Jeff Herman Explanation: Spanning light-years, this suggestive shape known as the Seahorse Nebula appears in silhouette against a rich, luminous background of stars. Seen toward the royal northern constellation of Cepheus, the dusty, obscuring clouds are part of a Milky Way molecular clou...

沃尔夫-拉叶星WR 124

2023年3月18日 Wolf-Rayet 124 Image Credit: NASA, ESA, CSA, STScI, Webb ERO Production Team Explanation: Driven by powerful stellar winds, expanding shrouds of gas and dust frame hot, luminous star Wolf-Rayet 124 in this sharp infrared view. The eye-catching 6-spike star pattern is characteristic of stellar images made with the 18 hexagonal mirrors of the James ...