2020年12月07日 Mammatus Clouds over Mount Rushmore Image Credit & Copyright: Laure Mattuzzi Explanation: What’s that below those strange clouds? Presidents. If you look closely, you may recognize the heads of four former US Presidents carved into famous Mount Rushmore in South Dakota, USA. M […]
2020年12月06日 M16: Pillars of Star Creation Image Credit: NASA, ESA, Hubble Space Telescope, J. Hester, P. Scowen (ASU) Explanation: These dark pillars may look destructive, but they are creating stars. This pillar-capturing image of the inside of the Eagle Nebula, taken with the Hubble Space Telescop
2020年12月05日 Mons Rumker in the Ocean of Storms Image Credit & Copyright: Jean-Yves Letellier Explanation: Mons Rumker, a 70 kilometer wide complex of volcanic domes, rises some 1100 meters above the vast, smooth lunar mare known as Oceanus Procellarum, the Ocean of Storms. Daylight came to the
2020年12月04日 Curly Spiral Galaxy M63 Image Credit & Copyright: Fabian Neyer, Rainer Spani Collaboration Credit: I.D. Karachentsev, F. Neyer, R. Spani, T. Zilch Explanation: A bright spiral galaxy of the northern sky, Messier 63 is nearby, about 30 million light-years distant toward the loyal con
2020年12月03日 The Antennae Galaxies in Collision Image Credit: ESA/Hubble NASA Explanation: Sixty million light-years away toward the southerly constellation Corvus, these two large galaxies are colliding. The cosmic train wreck captured in stunning detail in this Hubble Space Telescope snapshot takes
2020年12月02日 Eye of Moon Image Credit & Copyright: Zachery Cooley Explanation: Who’s watching who? The featured image of the Moon through a gap in a wall of rock may appear like a giant eye looking back at you. Although, in late October, it took only a single exposure to capture this visua
2020年12月01日 NGC 346: Star Forming Cluster in the SMC Image Credit & License: NASA, ESA, Hubble; Processing: Judy Schmidt Explanation: Are stars still forming in the Milky Way’s satellite galaxies? Found among the Small Magellanic Cloud’s (SMC’s) clusters and nebulas, NGC 346 i
2020年11月30日 Cygnus Without Stars Image Credit & Copyright: Bowen James Cameron Explanation: The sky is filled with faintly glowing gas, though it can take a sensitive camera and telescope to see it. For example, this twelve-degree-wide view of the northern part of the constellation Cygnus revea
2020年11月29日 Verona Rupes: Tallest Known Cliff in the Solar System Image Credit: Voyager 2, NASA Explanation: Could you survive a jump off the tallest cliff in the Solar System? Quite possibly. Verona Rupes on Uranus’ moon Miranda is estimated to be 20 kilometers deep — ten times the dept
2020年11月28日 NGC 6822: Barnard’s Galaxy Image Credit & Copyright: Data – Martin Pugh, Processing – Mark Hanson Explanation: Grand spiral galaxies often seem to get all the glory, flaunting their young, bright, blue star clusters in beautiful, symmetric spiral arms. But small ga
