Rare straight lightning over Zimbabwe

No zig-zagging. No branching. A lightning expert said this single, straight bolt of lightning was extremely rare ...

Saturn, Antares and the Rho Ophiuchi cloud complex

A bright star, a planet, various kinds of nebulae in space, and a word about the birth and death of stars.

March sunset in Maine

It's not spring yet! March 5 sunset in Unity, Maine.

Moonrise over Gunnison

The full Worm Moon rising over Gunnison, Colorado on Thursday night. Photo by Matt Burt.

Towering dust devil on Mars

Dust devils on Mars can be some 10 times larger than any tornado on Earth. They're a Martian version of extreme weather.

Composites of October 8 moon eclipse

As the April 4 lunar eclipse approaches ... some interesting composites from the last lunar eclipse.

Moonlit night of plum blossoms, and other great moon and Jupiter photos

Beautiful photos of the March 2, 2015 moon and Jupiter. Our thanks to all who posted at EarthSky Facebook and G+, and submitted directly to EarthSky.org.

Meteor shower at 40,000 feet

Another good reason to grab that window seat! Colin Legg captured this great photo of a meteor shower, seen from an airplane window.

Fireball at Sandy Point, Maine

Two photographers - Mike Taylor and Sonia MacNeil of Mike Taylor Photo - caught a bright meteor, or fireball, from an icy beach.

When the daytime moon covers Venus

Beautiful time-sequenced images from 2007, when the daytime moon covered the brightest planet, Venus.

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