Rush Road Test

Saturday, July 15, 2017

EarthSky News - July 15 - Earth’s Last Survivors?

July 15
Earth’s Last Survivors?

Last survivors on Earth?

Scientists say tardigrades - tiny, 8-legged marine animals - can survive until the sun dies, long after we humans have disappeared.

Strange radio signals from nearby star

A 10-minute observation of the star Ross 128 yielded a peculiar radio signal. The scientists aren't saying "aliens," but the natural explanations have weaknesses.

Tonight … Vega and its constellation Lyra

The Summer Triangle consists of 3 bright stars in 3 different constellations. The brightest is Vega in the constellation Lyra.

How to see a green flash

Here's all you need to know ... plus great pics!

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Tonight … Ophiuchus, 13th constellation of Zodiac

The sun passes in front of Ophiuchus each year from November 29 to December 17.

What is a green flash?

A green flash is an optical phenomenon that you can see shortly after sunset or before sunrise. Hans Hillewaert captured this green flash over the North Sea in Belgium. How to see one yourself … plus more pics here.

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Friday, July 14, 2017

EarthSky News - July 14 - Planet 9

July 14

Planet 9

Planet 9 hypothesis alive and well

Is there an unknown, massive planet on the fringes of our solar system? New work that claims to remove observational bias also supports this very exciting possibility.

Scorpius? Here's your constellation

The Scorpion in the sky and in mythology.

Scorpion stinger stars Shaula and Lesath

Shaula and Lesath are noticeably bright and close together. They lie at the end of the Scorpion's graceful curved tail.

M6 and M7 in the Scorpion's Tail

Possibly the finest star clusters visible at this time of year.

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Help us keep presenting your world, and your cosmos, to you.

Tonight … Vega and its constellation Lyra

The Summer Triangle isn't a constellation. It's a large asterism, or noticeable star pattern. But Vulpecula, Delphinus and Sagitta are officially recognized as constellations.

Big sunspot at sunset

Neeti Kamthekar captured this photo of the lone sunspot that's been making its way across the sun in recent days. Looking at the sun - or aiming a camera its way - can be dangerous. We offer a link to some techniques for trying it, but always use extreme caution.

Submit your photo to EarthSky here!