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Updated: 1 hour 48 min ago

AGU 2017: News from the Solar System

4 hours 2 min ago

­­­Here's a quick look at results announced at the 2017 American Geophysical Union meeting in New Orleans: exploding meteoroids, Saturn's ring-atmosphere connection, and more bright spots on Ceres.

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Categories: Astronomy Headlines

Does New Horizons’ Next Target Have a Moon?

5 hours 24 min ago

New analysis from the New Horizons team suggest that the spacecraft's next target in the Kuiper Belt might have a third companion.

The post Does New Horizons’ Next Target Have a Moon? appeared first on Sky & Telescope.

Categories: Astronomy Headlines

What’s the Thinnest Crescent Moon You Can See?

7 hours 24 min ago

A slender Moon is an beautiful and inspiring sight. December and January offer several opportunities to see these exceptional crescents.

The post What’s the Thinnest Crescent Moon You Can See? appeared first on Sky & Telescope.

Categories: Astronomy Headlines

The Orion Nebula complex

Tue, 12/12/2017 - 19:25

The post The Orion Nebula complex appeared first on Sky & Telescope.

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How Deep Does Jupiter’s Great Red Spot Go?

Tue, 12/12/2017 - 13:37

NASA’s Juno spacecraft peeked under the clouds of the most iconic weather feature in the solar system, Jupiter’s Great Red Spot, revealing a complex structure deep below the surface.

The post How Deep Does Jupiter’s Great Red Spot Go? appeared first on Sky & Telescope.

Categories: Astronomy Headlines

Which of Kepler’s Stars Flare?

Tue, 12/12/2017 - 12:03

The habitability of distant exoplanets is dependent upon many factors — one of which is the activity of their host stars. To learn about which stars are most likely to flare, a recent study examines tens of thousands of stellar flares observed by Kepler. Need for a Broader Sample Most of our understanding of what causes a star to flare is based on observations of the only star near enough […]

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Categories: Astronomy Headlines

Super Big Super Moon

Tue, 12/12/2017 - 08:57

The post Super Big Super Moon appeared first on Sky & Telescope.

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Minor planer 3200 Phaethon

Tue, 12/12/2017 - 08:24

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Bright Geminid, 12th December 2017

Tue, 12/12/2017 - 03:44
Categories: Astronomy Headlines

Impressive Geminid Meteors to Peak on December 13–14

Mon, 12/11/2017 - 11:52

If it’s clear Wednesday night and Thursday before dawn, keep a lookout high overhead for the "shooting stars" of the Geminid meteor shower.

The post Impressive Geminid Meteors to Peak on December 13–14 appeared first on Sky & Telescope.

Categories: Astronomy Headlines

Full Moons in 2017

Mon, 12/11/2017 - 11:43

The post Full Moons in 2017 appeared first on Sky & Telescope.

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Seeing vs. Transparency: What’s the Difference?

Mon, 12/11/2017 - 06:00

Good weather for imaging is about more than just the clouds! Even if it's cloud-free, you'll need to understand if the seeing and transparency are good.

The post Seeing vs. Transparency: What’s the Difference? appeared first on Sky & Telescope.

Categories: Astronomy Headlines

IC443 SHO

Mon, 12/11/2017 - 04:27

The post IC443 SHO appeared first on Sky & Telescope.

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IC417 SHO-RGB

Mon, 12/11/2017 - 00:14

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Moon in contrast

Sun, 12/10/2017 - 04:27

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Categories: Astronomy Headlines

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