EarthSky News - May 2 - Saturn's Big Empty

May 2  Saturn's Big Empty by:

Help EarthSky keep going Just 4 days left to donate. We surely could use your help. Prefer PayPal or to send a check? Go here.  Cassini finds 'big empty' near Saturn It's not really empty, but the space between Saturn and its innermost ring is far emptier than scientists thought it would be. Cassini will make its 2nd dive through this gap at 3:38 p.m. EDT (19:38 UTC) today. Eta Aquarid meteor shower rising to peak The Eta Aquariid meteor shower is going on now. It peaks later this week. Best for the Southern Hemisphere, but visible from around the world. First quarter moon comes today A first quarter moon appears half-lit from Earth. It rises at noon, and is highest at sunset. Watch for Lunar X! Tonight … Arc to Arcturus, spike to Spica and Jupiter Learn a useful phrase: Follow the arc to Arcturus and drive a spike (or speed on) to Spica. And, in 2017, find Jupiter.

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!

Tulip field in Holland Keukenhof in Holland - situated on what once were hunting grounds for a 15th century castle - is now known for its tulips. Here's how one tulip field looked a few days ago, via Kerry Greenfield.

Arc to Arcturus, spike to Spica and Jupiter Start watching Jupiter now, and see the moon move past it this weekend. Submit your photo to EarthSky here!

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