EarthSky News - Apr 25 - Happy World Penguin Day

April 25 Happy World Penguin Day by:

Happy World Penguin Day Antarctica has 12 million penguins and 5 penguin species, according to a new report released today. But at least 2 penguin species have recently and significantly declined. World Penguin Day is timed with their annual march to the sea. Click in for penguin photos. Cassini completes final, fateful Titan flyby Thanks to the Titan flyby, Cassini is now in position for its daring Grand Finale, during which it'll dive 22 times between Saturn's outer atmosphere and inner rings. First dive is Wednesday. Good luck, Cassini! Tonight … Leo loses his tail. We gain a constellation Leo's tail was a clump of faint stars. Now we see these stars as Coma Berenices, the hair of a queen. Leo, here's your constellation April and May are great months to spot this constellation.  Leo lore, what to see in a telescope, more. Help EarthSky keep going Last 11 days. Please donate now. Prefer PayPal or to send a check? Go here. Help us meet our goal!

EarthSky Lunar Calendars are on sale 50% OFF A unique and beautiful poster-sized calendar. Keep up with all phases of the moon every night of the year. Only about 100 left in stock, get them while you can!

Raining stars Although they're called shooting stars, meteors aren't star-related. They're really comet dust. John Ashley created this beautiful and fanciful composite image of the April 22 Lyrid meteor shower peak.

Comet 67P/Churyumov–Gerasimenko Aka Rosetta's Comet. It has a look-alike cousin in the large asteroid 2014 JO25, which swept near Earth last week. See the asteroid's image here. Submit your photo to EarthSky here!

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