Monday, November 12, 2018

Nov 12 - Water Planet

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Earth, the water planet, via NASA.

How did Earth get its water?

For decades, scientists have said that at least some of Earth's water came from comets and asteroids. New research suggests an even more primeval source, the vast cloud in space from which our world formed. Read more.

Largest US indoor ocean exhibit has good news

How natural can seawater be, in a large inland aquarium? Researchers at Georgia Aquarium in Atlanta were happy to learn that bacteria in their indoor exhibit mimicked those in the world's oceans. Read more.

How to see Venus in daylight

Another time of greatest brilliancy is coming up for Venus, when many spot this brightest of planets in a blue daytime sky. Here's how you might try it. Read more.

Crescent Venus (left) and crescent moon, through a telescope, in daytime. Venus is the most commonly seen sky object seen in daytime, after the sun and moon. Image via NASA. Read more.

What we're reading ... California wildfires
The New York Times coverage of California's ongoing wildfires has been excellent. Read 4 simple reasons why California has so many wildfires. See video footage of the destruction. These maps help track the fires. Research before you donate.

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Venus spectacular in morning sky

Get up before the sun, and see why the planet Venus is named for a goddess of love and beauty. This shot shows Venus in the east before sunrise on November 8, via Brett Joseph in San Anselmo, California. Brett said: "Northern California fires have put a temporary hold on my daily dose of Venus."

See it! Moon sweeps past Saturn

The young moon passed Saturn in the early evening sky this weekend. The EarthSky community caught some beautiful views. This one is from Ken Christison in North Carolina. He caught the moon at 1-minute intervals as it was setting. See Saturn to the left of the moon? More photos here.
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