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Astronomy Essentials

2013 Eta Aquarids.  Composite image by Colin Legg.
Tonight | May 05, 2014

Everything you need to know: Eta Aquarid meteor shower

Eta Aquarids best before dawn May 5, 6, and 7. Good for both the northern tropics and Southern Hemisphere. How to watch, history, radiant point, here.

saturn_rings_300
Tonight | Apr 29, 2014

Give me five minutes and I’ll give you Saturn in 2014

Best time to see Saturn in 2014 is here! Instructions for finding this beautiful golden planet … here.

Photo credit: Oliver Floyd
Blogs | Photos | Apr 29, 2014

See it! Photos and video of partial solar eclipse of April 29

Check out these photos and video of the April 29 partial solar eclipse.

Total solar eclipse via Fred Espenak
Tonight | Apr 28, 2014

When is the next total solar eclipse in the U.S.?

The next total solar eclipse visible from the mainland U.S. will be on August 21, 2017.

Lyrids and others via NASA/MSFC/D. Moser
Tonight | Apr 21, 2014

Everything you need to know: Lyrid meteor shower

In 2014, Lyrid meteor shower peaks on Earth Day morning, April 22. Bright moon interferes, but the Lyrids are bright, too, and can withstand some moonlight.

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Tonight | Apr 21, 2014

EarthSky’s top 10 tips for meteor-watchers

You might see a lot or you might not see many, but if you stay in the house, you won’t see any.

Meteor via Cumbrian Sky
Blogs | Tonight | Apr 16, 2014

Start looking for Lyrid meteors!

The Lyrid meteor shower’s peak morning is April 22, but you might see meteors before that date since we’re crossing the Lyrid meteor stream from about April 16 to 25.

Credit: Peter Wienerroither
Tonight | Apr 12, 2014

Brightest Mars in six years on eclipse night

Earth passed between Mars and the sun on April 8. Our two worlds are closest on April 14. On that night, Mars is near the moon at the time of a total eclipse!

Zodiacal light
Tonight | Mar 31, 2014

Everything you need to know: zodiacal light or false dusk

The zodiacal light is an eerie light extending up from the horizon. No matter where you are on Earth, springtime or autumn is the best time to see it.

earth_lighting_equinox_300
Tonight | Mar 18, 2014

Everything you need to know: Vernal or spring equinox 2014

In 2014, the vernal or spring equinox comes on March 20 at 16:57 UTC (11:56 a.m. CDT). Happy spring (or fall), y’all!