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The Mars Exploration Rovers Update: Opportunity Sleeps as Storm Chasers Study Planet-Encircling Dust Cloud

A.J.S. Rayl • July 04, 2018 • 5

As a monster dust storm grew to encircle the Red Planet in June, Opportunity spent most of the month in the dark, presumably sleeping in a hibernation mode as the skies over Endeavour Crater became darker and darker.

Planetary Defense in the Moroccan Mountains

Jason Davis • July 03, 2018 • 1

A little-known observatory is s helping usher an Arab astronomy renaissance.

Programming note

Emily Lakdawalla • July 01, 2018 • 3

Emily Lakdawalla is on vacation from 1 to 22 July. Jason Davis will reign over the blog in her absence.

Curiosity update, sols 2027-2092: Return to drilling at Duluth, sciencing the dust storm

Emily Lakdawalla • June 29, 2018 • 1

Hooray! Curiosity has triumphantly returned to drilling with a successful drill and delivery to its lab instruments at a site named Duluth. It's now studying the dust storm as it drives to new drill sites on Vera Rubin ridge.

Let's check in on The Planetary Society's asteroid hunters

Jason Davis • June 29, 2018 • 2

The Shoemaker NEO Grant program funds advanced amateur astronomers who help determine if nearby asteroids will hit Earth. Here are some collected reports from our asteroid hunters.

Hayabusa2 arrived at Ryugu, so I can make comparisons of asteroid scales!

Emily Lakdawalla • June 27, 2018 • 2

On 26 June 2018, Hayabusa2 arrived at its target asteroid, Ryugu. In a very brief status update, I present comparisons of Ryugu to other previously visited asteroids and comets.

Will an asteroid hit Earth? Your questions answered.

Bruce Betts • June 26, 2018 • 1

The Planetary Society presents a list of Frequent Asteroid Questions (FAQs).

Hayabusa2 update: New views of Ryugu and corkscrew course adjustments

Emily Lakdawalla • June 21, 2018 • 2

Ryugu has continued to grow in Hayabusa2's forward view, resolving into a diamond-shaped body with visible bumps and craters! They've done hazard searches, optical navigation imaging, and measured the rotation rate at 7.6 hours.

New report explores threat from near-Earth asteroids

Jason Davis • June 20, 2018 • 1

How dangerous are near-Earth asteroids, and what will we do if we find one headed toward Earth?

Rotatin' Ryugu!

Jason Davis • June 18, 2018 • 2

Hayabusa2 continues to approach asteroid Ryugu, revealing the 900-meter-wide world in all its glory.

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