2024年2月12日 HFG1 & Abell 6: Planetary Nebulae Image Credit & Copyright: Julien Cadena & Mickael Coulon; Text: Natalia Lewandowska (SUNY Oswego) Explanation: Planetary nebulae like Heckathorn-Fesen-Gull 1 (HFG1) and Abell 6 in the constellation Cassiopeia are remnants from the last phase o […]
2024年2月11日 Rocket Plume Shadow Points to the Moon Image Credit: Pat McCracken, NASA Explanation: Why would the shadow of a rocket’s launch plume point toward the Moon? In early 2001 during a launch of the space shuttle Atlantis, the Sun, Earth, Moon, and rocket were all properly aligned for th
2024年2月10日 The Shadow of Ingenuity’s Damaged Rotor Blade Image Credit: NASA, JPL-Caltech, Ingenuity Explanation: On January 18, 2024, during its 72nd flight in the thin Martian atmosphere, autonomous Mars Helicopter Ingenuity rose to an altitude of 12 meters (40 feet) and hovered for 4.5 secon
2024年2月9日 When Roses Aren’t Red Image Credit & Copyright: Tommy Lease (Denver Astronomical Society) Explanation: Not all roses are red of course, but they can still be very pretty. Likewise, the beautiful Rosette Nebula and other star forming regions are often shown in astronomical images
2024年2月8日 Globular Star Cluster 47 Tuc Image Credit & Copyright: Marco Lorenzi, Angus Lau, Tommy Tse Explanation: Globular star cluster 47 Tucanae is a jewel of the southern sky. Also known as NGC 104, it roams the halo of our Milky Way Galaxy along with some 200 other globular star clusters. Th
2024年2月7日 The Heart Shaped Antennae Galaxies Image Credit & Copyright: Kent E. Biggs Explanation: Are these two galaxies really attracted to each other? Yes, gravitationally, and the result appears as an enormous iconic heart — at least for now. Pictured is the pair of galaxies cataloged a
2024年2月6日 NGC 1566: A Spiral Galaxy from Webb and Hubble Image Credit & Copyright: NASA, ESA, CSA, STScI, J. Lee (STScI), T. Williams (Oxford), R. Chandar (UToledo), D. Calzetti (UMass), PHANGS Team Explanation: What’s different about this galaxy? Very little, which makes the Spanish Danc
2024年2月5日 In the Core of the Carina Nebula Image Credit & Copyright: Carlos Taylor Explanation: What’s happening in the core of the Carina Nebula? Stars are forming, dying, and leaving an impressive tapestry of dark dusty filaments. The entire Carina Nebula, cataloged as NGC 3372, spans ov
2024年2月4日 The Cone Nebula from Hubble Image Credit: Hubble Legacy Archive, NASA, ESA – Processing & Licence: Judy Schmidt Explanation: Stars are forming in the gigantic dust pillar called the Cone Nebula. Cones, pillars, and majestic flowing shapes abound in stellar nurseries where natal c
2024年2月3日 Apollo 14: A View from Antares Image Credit: Edgar Mitchell, Apollo 14, NASA; Mosaic – Eric M. Jones Explanation: Apollo 14’s Lunar Module Antares landed on the Moon on February 5, 1971. Toward the end of the stay astronaut Ed Mitchell snapped a series of photos of the lunar su
