Event Horizon - Astronomical and Terrestrial Images

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SH2-132, The Lion Nebula669 viewsEmission nebula in the constellation Cepheus, near the border with Lacerta; about 10,400 light-years away..
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M45 - The Pleiades668 viewsA star cluster consisting of young, hot blue stars, about 130 light-years from Earth in the constellation Taurus. Only part of the cluster is shown here because it is too large to fit in the scope's field of view.
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Northern View from Topkapi Harem668 viewsLooking across the Golden Horn toward Beyoğlu, with the Galata Tower standing proudly in the center.
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Restoration Work668 viewsThe scaffolding seen on the left in this picture filled the center of the nave; it was erected to enable restoration work on the dome, conducted with the aid of a grant from the World Monuments Fund. The work was completed sometime after our visit in 2006.
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M17, the Swan Nebula (nasrrowband)668 viewsAlso known as Omega. Checkmark, Lobster and Horseshoe Nebula. 5,000 to 6,000 light-years away and 15 light-years across. Prolific star-forming region.
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Stained-Glass Windows667 viewsThe harem pavilions contained many fine examples of the genre.
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NGC4565 - The Needle Galaxy667 viewsGigantic edge-on spiral galaxy in Coma Berenices, twice as luminous as the Andromeda Galaxy. 40 million light-years from Earth. Satellite galaxy NGC 4562 is shown at lower right.
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Meteor Crater, October 5, 2022667 viewsMeteor Crater, October 5, 2022
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Messier 81 and 82666 viewsThese two galaxies are found in the constellation Ursa Major and are about 12 million light-years away. The larger one, M81, is also known as Bode's Nebula; the smaller is known as the Cigar Galaxy, although it's a funny kind of cigar because it looks like it's lit in the center rather than at one end. Maybe it's an exploding cigar. Yes - that's it! It's a starburst galaxy, with an abnormally high rate of star formation in the center!
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IC 1805 - The Heart Nebula in Cassiopeia666 viewsIC 1805, the Heart Nebula, lies 7,500 light-years away from Earth in the Perseus arm of the Milky Way. It is an emission nebula, drawing its radiance from Melotte 15, the cluster of bright stars in the center of this image.
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Prior to First Contact666 viewsWith the H-Alpha setup, the Sun doesn't entirely fit into the field of view of the 70mm scope.
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Rest Stop666 viewsMembers of our tour group relax on the steps of the Theater and listen to Attila hold forth about the sights and history of Side.
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