A high resolution image of the moon’s Imbrium Basin, captured by the Lunar Reconnaissance Orbiter. From Monday to Friday this week, the lunar terminator will march across this huge feature in the moon’s northern hemisphere, showing off its best aspects. Hello, June Stargazers! Here are your Astronomy Skylights for the week of June 5th, 2022…
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The scene viewed from Mexico City on Sunday, June 5 at 10:37 pm CDT, just before the moon begins to move in front of the bright star Al Jabhah, aka Eta Leonis. Timings vary by latitude and the hour varies with time zone. (From Stellarium) Hello, Stars and Planets Fans! Here are your Astronomy Skylights…
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This image of spiral galaxy NGC 5248 (also known as Caldwell 45) in southwestern Boötes was captured by Adam Block’s team at Mount Lemmon SkyCenter, University of Arizona on March 3-4, 2011. The image spans 16 arc-minutes of sky, measuring left-to-right, or half the moon’s diameter. Hello, Spring Stargazers! Here are your Astronomy Skylights for…
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This image of the big and bright globular star cluster Messier 5 in Serpens was captured by Adam Block at Mount Lemmon Sky Center, University of Arizona. The image covers about 20 arc-minutes of the sky, left-to-right. Note the old yellow stars sprinkled throughout. Hello, Mid-May Stargazers! Here are your Astronomy Skylights for the week…
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This beautiful composite image, taken by Michael Watson of Toronto during the Total Lunar Eclipse of April 15, 2014, closely resembles what observers in most of the Americas will see starting on Sunday night, May 15, 2022. Michael has arranged the images to show the round shape of Earth’s shadow, as expressed during the partial…
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This terrific image by Benjamin Law of Stouffville, Ontario shows the Leo Quartet of galaxies, which is located in the neck of Leo, the Lion. Leo is visible high in the western sky in evening during May. Other names for this group are Hickson 44 and the NGC 3190 Group. The north-up image covers 20…
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A sampling of galaxy forms. Clockwise from upper left: Messier 87 “Virgo A” (elliptical), Messier 102 “Spindle” (lenticular), NGC 1365 (barred spiral), NGC 4656 “the Crowbar” (irregular), and Messier 81 “Bode’s Nebula” (spiral). All except NGC 1365 are visible on spring evenings from mid-northern latitudes. Hello, late-April Stargazers! Here are your Astronomy Skylights for the…
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The glorious face-on spiral galaxy Messier 101, also known as the Pinwheel Galaxy, is located near the bright star Alkaid, at the tip of the Big Dipper’s handle. Visible even in binoculars, it is nearly overhead on April evenings. (Deep Sky Survey image from Stellarium) Hello, mid-April Stargazers! Here are your Astronomy Skylights for 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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The moon at its first quarter phase, imaged by Michael Watson of Toronto in mid-twilight on April 22, 2018. The nights surrounding first quarter on Saturday, April 9 are the best ones for evening views of the moon through binoculars and any size of telescope. Welcome to International Astronomy Month, April Stargazers!l Stargazers! Here are…
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