On Saturday, September 3, 2022, the moon will reach its first quarter phase. (Starry Night Pro) Hello, September Stargazers! Here are your Astronomy Skylights for the week of August 28th, 2022 by Chris Vaughan. Feel free to pass this along to your friends and send me your comments, questions, and suggested topics. You can also…
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This fantastic image of the Lion Nebula, also known as Sharpless-132, was imaged and processed by Tammy Foley. She gathered 19 hours of exposure time through various filters for it. During evening in early August, the lion is prowling the northeastern sky between the W of Cassiopeia and the bright star Deneb in Cygnus, but…
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User Eberhard Stickel requested this north-up image of Comet C/2017 K2 (PANSTARRS) through the luminance filter of the robotic Burke-Gaffney Observatory at St. Mary’s University in Halifax, NS. The dust tail extending upwards reveals the comet’s trajectory downwards. The sun is toward upper right. The double star below the comet is Struve 2122 in central…
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In celebration of July 1 in Canada and July 4 in the USA, here is a photo of the Firecracker Galaxy, also known as NGC 6946 and Caldwell 12. The magnitude 9.6 face-on, type SAB spiral galaxy, 25 million light-years distant, is visible in good binoculars and backyard telescopes under dark skies. It straddles the…
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The western portion of the moon is largely covered by the dark Oceanus Procellarum. Major craters Copernicus and Kepler are surrounded by blankets of ejecta and ray systems. Under magnification, look for small craters with dark haloes around Copernicus. The Reiner Gamma Swirl and Aristarchus regions are interesting, too. Hello, April Stargazers! Here are your…
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On the early evening of Tuesday, March 15, 2022, the nearly full moon will occult the bright star Algieba in Leo. times vary by location. This scene shows the end of the event at 8:57 pm EDT, after the star has emerged near Mare Crisium. Hello, mid-March Stargazers! Here are your Astronomy Skylights for the…
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The southeastern sky, shown here at 6 am local time at the latitude of Toronto, hosts the bright planets Venus and Mars, with Saturn to the east (lower left). Before the sky brightens too much, observers can try to spot fainter main belt asteroid Vesta near Venus and Mars. Hello, March Stargazers! Here are your…
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This image from the Lunar Reconnaissance Orbiter shows the entire Mare Imbrium region. On Thursday and Friday this week, the terminator will bisect the huge region, casting in stark relief the ringed mountain ranges to the east: Montes Alpes, Montes Caucasus, and Montes Apenninus. On Saturday night, the terminator will highlight the curved Montes Jura…
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This mosaic of images taken by the Lunar Reconnaissance Orbiter is centred on Mare Imbrium, the huge and ancient impact basin that covers much of the moon’s northern Earth-facing hemisphere. The mountains around its right (lunar west) edge are highlighted around the first quarter phase. Sinus Iridium and the curved Montes Jura are prominent about…
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