In this episode, Dave Eicher invites you to go out and try to observe a celestial object that’s quite difficult to see — the Horsehead Nebula. This dark nebula, made of dust and super-cold gas, lies in the constellation Orion the Hunter. You’ll need a dark observing site and a large telescope, something like an 11-inch Celestron.Continue reading “This Week in Astronomy with Dave Eicher: The Horsehead Nebula”
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