保护地球，探索宇宙，发现文明
2020年9月9日 Pleiades: The Seven Sisters Star Cluster Image Credit & Copyright: Raul Villaverde Fraile Explanation: Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it as large and clear as this. Perhaps the most famous star cluster on the sky, the bright stars of the Pleiades can be seen without binoculars from ...
2020年9月4日 The Wizard Nebula Image Credit & Copyright: Andrew Klinger Explanation: Open star cluster NGC 7380 is still embedded in its natal cloud of interstellar gas and dust popularly known as the Wizard Nebula. Seen on the left, with foreground and background stars along the plane of our Milky Way galaxy it lies some 8,000 light-years distant, toward ...
2020 June 18 The Tadpoles of IC 410 Image Credit & Copyright: Trevor Jones Explanation: This telescopic close-up shows off the central regions of otherwise faint emission nebula IC 410, captured under backyard suburban skies with narrowband filters. It also features two remarkable inhabitants of the cosmic pond of gas and dust. Below and right of center...
2020 January 30 Two Clusters and a Comet Image Credit & Copyright: Rolando Ligustri (CARA Project, CAST) Explanation: This lovely starfield spans some four full moons (about 2 degrees) across the heroic northern constellation of Perseus. In telescopic exposures made during the nights of January 24, 26, and 28 it holds the famous pair of open or galactic ...
2020 January 22 The Hyades Star Cluster Image Credit & Copyright: Jose Mtanous Explanation: It is the closest cluster of stars to the Sun. The Hyades open cluster is bright enough to have been remarked on even thousands of years ago, yet is not as bright or compact as the nearby Pleiades (M45) star cluster. Pictured here is a particularly deep image of t...
2019 September 1 M45: The Pleiades Star Cluster Image Credit & Copyright: Marco Lorenzi (Glittering Lights) Explanation: Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it as dusty as this. Perhaps the most famous star cluster on the sky, the bright stars of the Pleiades can be seen without binoculars from eve...