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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This fantastic image of the Heart and Soul Nebulae in Cassiopeia was captured by my friend Steve Mallia at Starfest in Ayton, Ontario on September 15, 2023. The pinks are produced by ionized hydrogen gas and the blues by starlight scattering from interstellar dust. The entire scene spans about a palm’s width the sky. Despite…
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When Callisto’s round, black shadow crosses Jupiter on Friday night, September 17 between 6:15 pm and 11 pm EDT, it will be on, or near, the Great Red Spot – as shown in this simulated view for 8 pm EDT. The shadow will gradually slide to the left of the spot as Jupiter’s rotation outpaces…
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Hello, Late Summer Stargazers! Here are your Astronomy Skylights for the week of September 8th, 2019 by Chris Vaughan. Feel free to pass this along to your friends and send me your comments, questions, and suggested topics. I repost these emails with photos at http://astrogeo.ca/skylights/ where the old editions are archived. You can also follow…
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