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Astronomy Essentials

Tonight | Aug 02, 2014

Top 7 tips to minimize moon and optimize 2014’s Perseid meteor shower

The August 2014 supermoon will do its best to drown out the 2014 Perseid meteor shower. Here are 7 tips for enjoying the Perseid meteors in 2014.

Perseid meteor
Tonight | Jul 24, 2014

Everything you need to know: Perseid meteor shower

In the N. Hemisphere, the annual August Perseid meteor shower ranks as the year’s favorite shower. A big, bright supermoon interferes in 2014. So start observing the Perseids soon!

Tonight | Jul 24, 2014

Everything you need to know: Delta Aquarid meteor shower

In 2014, late July is best for this shower, thanks to the new moon on July 26, and the shower’s nominal peak around July 29.

Binoculars are the perfect stargazing tool
Tonight | Jul 17, 2014

Top 6 tips for using ordinary binoculars for stargazing

If you’re a beginning stargazer or a veteran of thousands of starlit nights, binoculars can be your best friend. Here’s how to get started.

Jul 11, 2014

Does a supermoon have a super effect on us?

The moon (and sun) creates the tides. An extra-close full moon creates higher tides. But this same gravitational effect doesn’t extend to humans.

Self-portrait by Dan Bush
Tonight | Jul 07, 2014

EarthSky’s top 10 tips for super stargazers

Here are 10 simple tips that can help you connect with the night sky, and have fun.

Pluto, Charon, sun. Artist's concept via LPI
Tonight | Jul 04, 2014

Earth passes between sun and Pluto on July 4

Pluto’s 2014 opposition comes just one year before the New Horizons spacecraft will encounter this distance world and its moons.

Tonight | Jun 21, 2014

Everything you need to know: June solstice 2014

It’s that beautiful time of year again in the N. Hemisphere, when the June solstice – your signal to celebrate summer – is upon us.

Moon shot with blue filter via our friend Jv Noriega
Tonight | Jun 14, 2014

When is the next Blue Moon?

Blue Moon can be second of two full moons in a month. Or it can be third of four full moons in a season. Next Blue Moon is the second full moon of July, 2015.

Photo Credit: jasonb42882
FAQs | Jun 06, 2014

Why is Mars sometimes bright and sometimes faint?

The brightness of Mars in our sky depends on where our two planets are in orbit around the sun.