The well-known Pleiades open star cluster (Messier 45) has long been the centre of indigenous star stories around the world, including South Pacific island groups. The Maori of New Zealand tie their new year to the appearance of the Pleiades in the pre-dawn sky during June/July. The area of sky shown here spans 2 degrees.…
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The prominent galaxies Messier 81 or Bode’s Nebula (left) and Messier 82 or the Cigar Galaxy (right) are located near the Big Dipper’s bowl in the northern sky. This image by AstroDoc Ron Brecher of Guelph, Ontario from February, 2017 spans about 1.5 degrees, or three full moon diameters. Messier 81 is large and bright…
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This image of Orion’s Sword by my friend John Deans includes the Great Nebula in Orion, also known as Messier 42 and Messier 43, at centre. The bright knot of stars in the centre of the nebula were born out of the gas around them and are illuminating the nebula. The patch of nebulosity at…
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An ISS transit on Thursday night, January 21 will pass across the moon’s disk for 0.6 seconds at 6:08:39.8 pm EST. The pass will be observable by observers across Port Perry, northern Toronto / southern Richmond Hill, Brampton, and Cambridge, Ontario. Find details at https://transit-finder.com/ and www.astrogeo.ca/skylights/. This image by Eric Holland was taken from…
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This stunning image of Comet C/2020 F3 (NEOWISE) was captured in cottage country, near Haliburton, Ontario, by Kersti Meema of Toronto using her Canon T7i camera. She took the image at 11:15 EDT on July 13, 2020. Serendipitously, she also captured an auroral display! The fainter, blue ion tail of the comet can be discerned…
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NASA’s Moon Phase and Libration visualization tool will generate hour-by-hour annotated views of the moon, such as this one for 10 pm EDT on May 31, 2020. You can find more at https://svs.gsfc.nasa.gov/4768. There is also an option to generate south up views for use at your telescope eyepiece. Hello, Moon Lovers! Here are your…
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This lovely widefield image of Auriga (the Charioteer) was taken by Alan Dyer of Calgary on January 23, 2011. It nicely shows the rich clusters and star fields that populate that constellation’s circlet of stars. The Flaming star Nebula is the red patch. Other knots of stars are open clusters. Capella, or Alpha Aurigae, is…
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This heart-shaped feature on Mars was imaged by the Mars Orbiter Camera in 1999. It measures 2.3 km across at its widest, and is located on the eastern flank of the Alba Patera volcano in northern Tharsis. The sunlight is illuminating the scene from the left. The feature is a pit formed by collapse within…
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