EarthSky News - April 4 - Secrets of Flocking Birds

April 4 Secrets of Flocking Birds by:

How flocking birds move in unison Don't miss this video, and learn how birds in flocks perform their wonderful, graceful, synchronized movements. Close pass today from asteroid 2017 GM! Asteroid 2017 GM is among the 10 closest asteroids yet known to sweep past Earth, and keep going. It passed earlier today. Watch for Venus before dawn Remember Venus after sunset last month? It flew between us and the sun on March 25 and now blazes in the east before dawn. Tonight … Use the moon to locate the Crab You'll see bright stars around it, and they can guide you to Cancer when the moon moves away. Help EarthSky stay an independent voice We're now 34% of the way to our goal. Can you help us get to 40% by the weekend? Please donate.

Order your EarthSky Planisphere today! A planisphere is virtually indispensable for beginning stargazers. Your support means the world to us.

Watch for Venus before dawn Venus is in the sunrise direction, just before sunup, surprisingly bright for being so low in the sky. Photo taken April 2 by Chris Davis in Loretto, Tennessee.

Use the moon to locate the Crab Regulus, brightest star in Leo the Lion, shines on one side of Cancer, while the Gemini stars, Castor and Pollux, shine on the other side. These stars can guide you to Cancer when the moon moves away. Submit your photo to EarthSky here!

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