This beautiful image shows the glowing pink hydrogen gas of the Rosette Nebula (NGC 2237) in Monoceros (the Unicron) and its internal star cluster NGC 2244. It was captured by Stan Noble of Swift Current, Saskatchewan in 2017/18. The Rosette, which covers about a thumb’s width of sky, can be seen in binoculars in a…
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On Tuesday evening November, 23, observers in the Americas with telescopes can view a rare treat when the shadows of Ganymede and Callisto traverse Jupiter, accompanied by the Great Red Spot, as shown here for 8 pm EST Hello, late-November Stargazers! Here are your Astronomy Skylights for the week of November 21st, 2021 by Chris…
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This image of Messier 13 in Hercules, the father of all globular star clusters visible from the Northern Hemisphere, was captured by Martin Pugh. Hundreds of thousands of stars, 25,000 light-years away from the sun, are arranged in a sphere by their mutual gravitational attraction. M13 is visible as a faint fuzzy patch to the…
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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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Bright stars can still be appreciated when the moon is full and bright, as it will be this week. This image from Stellarium shows the central part of the constellation Perseus, the Hero. His brightest star Mirfak, aka Alpha Persei, is at centre. Surrounding Mirfak is a large grouping of bright, young, hot stars known…
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The Moon as it will appear at 11 pm Eastern Daylight Time on Thursday, June 25, 2020. The prominent, dark, round crater Theophilus located mid-moon, near the terminator line, will change in appearance each night this week as its rim, and then its floor, fills with sunlight. These hourly images are available from NASA’s Moon…
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On Sunday evening, April 26, the young crescent moon will sit beside the bright planet Venus in the western sky after sunset, as shown here at 9 pm local time. The sight will make a lovely photo opportunity. Hello, Moon and Venus Lovers! Here are your Astronomy Skylights for the week of April 26th, 2020…
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This image of the beautiful Pleiades open star cluster, also known as the Seven sisters, Subaru, and Messier 45 was captured by Stuart Norman of Toronto from a dark sky location near Georgian Bay, Ontario on October 19, 2017. The blue nebulosity is light from the sibling stars being reflected off interstellar gas and dust.…
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