Author: AstroGeo

Science Outreach Specialists

A Comet Looms Largest, Medusa Blinks, and a Super Bright Moon Lets Bright Lights Shine!

A terrific image of Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset on Saturday, October 12, shared by Paul Whitmarsh and Jane Penny, of the Lewes Astronomical Society, and our deputy director Dr Robert Massey of the Royal Astronomical Society in the UK. The original post is at https://www.facebook.com/share/p/ZT1U7DUCQsQPmRzf/ Hello, mid-October Stargazers! Here are your Astronomy Skylights…
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Greater Toronto Area Space Station Flyovers for the week of October 13th, 2024

As shown above, on Sunday, October 20, 2024 from 6:33 to 6:38 am EDT, the International Space Station will be visible flying high overhead of the GTA in an extremely bright pass, exiting Earth’s shadow partway up the west-southwestern sky near the moon and Jupiter and then flying closely past the tip of the Big…
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The Evening Waxing Moon Gets an X, a Bright Comet Shines After Sunset, Maybe Some Meteors, Maybe Some Aurorae, and Definitely Planets!

This image of the Lunar Straight Wall or Rupes Recta in Mare Nubium was captured by the Lunar Reconnaissance Orbiter. While the feature can be seen through binoculars, a backyard telescope will reveal more detail. (Adapted from NASA LRO) Hello, Autumn Stargazers! Here are your Astronomy Skylights for the week of October 6th, 2024 by…
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Cygnus Soars on High in Moonless Evening, Planets all Night Long, plus Meteors, a Morning Comet, and Zodiacal Light!

This image of the North American Nebula was captured in 2018 near Thornbury, Ontario by my friend Sailu Nemana. Several of the surrounding bright stars and star clusters within it are highlighted. The Pelican Nebula (at right) is formed by the dark dust of LDN 935. The re/pink colour is produced by ionized hydrogen gas.…
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Greater Toronto Area Space Station Flyovers for the week of September 29th, 2024

As shown above, on Monday, September 30, 2024 from 7:24 to 7:30 pm EDT, the International Space Station will be visible flying high overhead of the GTA in an extremely bright pass, rising over the west-northwestern horizon and then flying through the summer triangle asterism before entering Earth’s shadow just above the east-southeastern horizon near…
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Late Moon Poses Near Planets and Leaves Evening Dark for a Dolphin Dive, Autumn Brings Meteors, a Comet Shows Potential, and Planets Rule the Night!

The globular cluster NGC 6934 in Delphinus as imaged by the Hubble Space Telescope. It is also known as Caldwell 47. This image covers about 3 arc-minutes of the sky, or 1/10th of the full moon’s diameter. (Wikipedia) Hello, Autumn Stargazers! Here are your Astronomy Skylights for the week of September 22nd, 2024 by Chris…
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Greater Toronto Area Space Station Flyovers for the week of September 22nd, 2024

As shown above, on Friday, September 27, 2024 from 8:12 to 8:17 pm EDT, the International Space Station will be visible flying high overhead of the GTA in an extremely bright pass, rising over the northwestern horizon and then flying through both dippers before entering Earth’s shadow in the eastern sky. (courtesy: Heavens-above.com) Artificial satellites…
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The Full Harvest Supermoon Covers Saturn and Dips into Earth’s Umbra, Evening Neptune Peaks near Saturn, the Big Bear Prepares to Nap, and Autumn Arrives!

The bright rays that surround the small bright crater Proclus are missing to the left of the two yellow lines, evidence that the Proclus impactor arrived at a shallow angle from that direction and tossed debris in front of it, partly onto dark Mare Crisium. This feature on the moon is easy to see in…
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Greater Toronto Area Space Station Flyovers for the week of September 15th, 2024

As shown above, on Sunday, September 15, 2024 from 8:04 to 8:10 pm EDT, the International Space Station will be visible flying high overhead of the GTA in an extremely bright pass, rising over the west-southwestern horizon and then flying past the bright star Arcturus and Cassiopeia before entering Earth’s shadow just above the northeastern…
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The Evening Moon Warrants Looks, Planets Aplenty Through the Night, and Comet Olbers in Early Evening!

This Lunar Reconnaissance Orbiter image shows the major features of Mare Imbrium “the Sea of Rains”, including its eastern ring of mountain ranges, the dark crater Plato, the “islands” in the north, Archimedes, partially submerged ghost craters, and subtle wrinkles. NASA Hello, September Stargazers! Here are your Astronomy Skylights for the week of September 8th,…
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