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18-Month 2017 Astronomy Wall Calendar
DESCRIPTION
Calendar measures 12" x 11" with wonderful images suitable for framing or a scrapbook after you're done with it! Majestic spiral arms of a remote galaxy shimmer from the combined light of 50 billion stars. The ethereal curtains of the aurora borealis ripple across the night sky. Vast clouds of gas and dust, 10,000 times wider than the solar system, pervade the galaxy. Captured by the cameras of talented amateur astronomers and by the world's most powerful research telescopes, the universe's impressive wonders are presented in Astronomy 2017 in brilliant high-resolution color.Leapyear