2022年8月28日 Perijove 11: Passing Jupiter Video Credit: License: NASA, Juno, SwRI, MSSS, Gerald Eichstadt; Music: Moonlight Sonata (Ludwig van Beethoven) Explanation: Here comes Jupiter! NASA’s robotic spacecraft Juno is continuing on its highly-elongated orbits around our Solar System’s l […]
2022年8月27日 IC 5146: The Cocoon Nebula Image Credit & Copyright: David Jenkins Explanation: Inside the Cocoon Nebula is a newly developing cluster of stars. Cataloged as IC 5146, the beautiful nebula is nearly 15 light-years wide. Climbing high in northern summer night skies, it’s located
2022年8月26日 Little Planet South Pole Image Credit & Copyright: Aman Chokshi Explanation: Lights play around the horizon of this snowy little planet as it drifts through a starry night sky. Of course the little planet is actually planet Earth. Recorded on August 21, the digitally warped, nadir ce
2022年8月25日 Tiangong Space Station Transits the Moon Image Credit & Copyright: Lucy Yunxi Hu Explanation: The rugged lunar south polar region lies at the top of this colorful portrait of a last quarter Moon made on August 20. Constructed from video frames and still images taken at Springrange, N
2022年8月24日 The Cartwheel Galaxy from Webb Image Credit: NASA, ESA, CSA, STScI, Webb ERO Production Team Explanation: To some, it looks like a wheel of a cart. In fact, because of its outward appearance, the presence of a central galaxy, and its connection with what looks like the spokes of a wheel,
2022年8月23日 Meteor & Milky Way over the Mediterranean Image Credit & Copyright: Julien Looten Explanation: Careful planning made this a nightscape to remember. First, the night itself was chosen to occur during the beginning of this year’s Perseid Meteor Shower. Next, the time of nigh
2022年8月22日 Earth’s Recent Climate Spiral Video Credit: NASA’s Scientific Visualization Studio Explanation: Is our Earth warming? Compared to the past 250 million years, the Earth is currently enduring a relative cold spell, possibly about four degrees Celsius below average. Over the past
2022年8月21日 The Spinning Pulsar of the Crab Nebula Image Credit: NASA: X-ray: Chandra (CXC), Optical: Hubble (STScI), Infrared: Spitzer (JPL-Caltech) Explanation: At the core of the Crab Nebula lies a city-sized, magnetized neutron star spinning 30 times a second. Known as the Crab Pulsar, it is the
2022年8月20日 Stardust and Comet Tails Image Credit & Copyright: Rolando Ligustri (CARA Project, CAST) Explanation: Heading for its closest approach to the Sun, or perihelion, on December 19 comet C/2017 K2 (PanSTARRS) remains a sight for telescopic observers as it sweeps through planet Earth̵
2022年8月19日 Saturn: 1993 – 2022 Image Credit & Copyright: Tunc Tezel (TWAN) Explanation: Saturn is the most distant planet of the Solar System easily visible to the unaided eye. With this extraordinary, long-term astro-imaging project begun in 1993, you can follow the ringed gas giant for
