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A case of the measles for Jupiter?

Emily Lakdawalla • November 26, 2013 • 1

Amateur astronomer Christopher Go has found Jupiter to be putting on a fun show for observers: it's sprouting little red spots "like it has a measles attack!"

Comet ISON: Your Half-time Report

Karl Battams • November 26, 2013 • 1

I am heading out to Kitt Peak to join my fellow CIOC-ers Matthew and Casey for perihelion observations of Comet ISON, and I find myself having an early moment of reflection.

Cosmos with Cosmos Episode 6: Travellers' Tales

Casey Dreier • November 25, 2013 • 12

The Voyager mission may be the ultimate expression of our desire to explore, but why does that will exist in the first place? Why is it unique to humans?

Curiosity update, sols 453-464: Electrical problem causes delays; rover back to work

Ken Herkenhoff • November 25, 2013 • 1

An electrical problem frustrated progress on the Curiosity mission this week, but the problem is now understood and the rover back to work.

Spaceflight is a Game of Patience

Dante Lauretta • November 25, 2013

The Principal Investigator of NASA's OSIRIS-REx asteroid sample return mission -- planned for launch in 2016 -- begins a new blogging adventure.

Reviews of toys for kids of space geeks

Emily Lakdawalla • November 25, 2013

Have kids to buy gifts for? I review some space-themed toys for kids age 1 to 12 or so: the Snap Circuits Deluxe Rover; astronaut costume accessories; the latest incarnation of Astronaut Barbie; and Lift Off Rocket Play Set. I also have a few construction toys to recommend.

Field Report From Mars: Sol 3494 - November 21, 2013

Larry Crumpler • November 22, 2013 • 4

On sol 3485 Opportunity pulled up next to a large outcrop here on the rim of Endeavour crater. The outcrop appears to be impact breccias like those we saw a few sols ago lower down on the ridge. But the texture of the rocks is somewhat different.

Why are MAVEN and Mars Orbiter Mission taking such different paths to Mars?

Emily Lakdawalla • November 22, 2013 • 20

Two spacecraft launched for Mars this month: Mars Orbiter Mission on November 5, and MAVEN on November 18. MAVEN is now on an interplanetary trajectory, while Mars Orbiter Mission is still in Earth orbit and will not depart for Mars until the end of the month. A lot of people are asking me: why the difference? Here's your answer, with input from Dave Doody.

Call Your Representatives, Save Our Science

Andrew Rivkin • November 22, 2013 • 1

I called one of my Senators earlier today. Before that I called my representative. It was pretty easy.

ISON, Encke, Mercury, and Home

Karl Battams • November 22, 2013 • 3

Comet ISON has entered the field of view of the STEREO HI-1A camera, and, in an awesome animation, it joins a large cast of characters already present there.

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