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Stories, updates, insights, and original analysis from The Planetary Society.
Somewhere Over the Bay of Rainbows
Pay a visit to the Chang'e 3 lunar landing site.
Mars Orbiter Mission ready to fly onward from Earth to Mars
Today is the day when India's Mars Orbiter Mission will fire its rocket to depart Earth and begin its 300-day journey to Mars. The rocket burn begins on December 1 at 00:49 IST (today at 19:19 UT / 11:19 PT).
Chang'e 3 ready to launch to the Moon
A brief update on Chang'e 3, which is scheduled for launch December 2 at 01:30 China time, or December 1 at 17:30 UT / 09:30 PT.
Congratulations due to India: Mars Orbiter Mission is on the way to Mars!
Today I am delighted to welcome India into the ranks of interplanetary travelers: Mars Orbiter Mission has successfully propelled itself onto an interplanetary trajectory, departing Earth forever and setting sail for Mars. Congratulations to India, to the Indian Space Research Organisation, to the mission's scientists and engineers, and to the people of India.
Chang'e 3 may launch December 1 with Yutu rover, will not harm LADEE mission
Yesterday the Chinese space agency held a press briefing about the Chang'e 3 lunar lander. They announced that the rover has been named Yutu (or
A case of the measles for Jupiter?
Amateur astronomer Christopher Go has found Jupiter to be putting on a fun show for observers: it's sprouting little red spots
Planetary Radio: Rise of the Europa Underground?
This week's PlanRad talks to one of the creators of a new effort to build support for the Europa Clipper, a spacecraft that would tell us far more about what's going on under that icy moon's surface.
Cosmos with Cosmos Episode 6: Travellers' Tales
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
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
The Principal Investigator of NASA's OSIRIS-REx asteroid sample return mission -- planned for launch in 2016 -- begins a new blogging adventure.
Why are MAVEN and Mars Orbiter Mission taking such different paths to Mars?
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.
Field Report From Mars: Sol 3494 - November 21, 2013
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.
ISON, Encke, Mercury, and Home
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.
Imaging results from the Chang'e 2 Toutatis flyby
There is a paper in press at Icarus by Xiaoduan Zou and five coauthors that provides the first peer-reviewed publication I've seen on the results of the imaging experiment performed during the Chang'e 2 flyby of near-Earth asteroid (4179) Toutatis.
First image from India's Mars Orbiter Mission
Here, for your enjoyment, is the first image of Earth taken by the mission's Mars Colour Camera.
Martian Maps: the North Pole
The polar plains, charted in unprecedented detail.
A post for Reading Rainbow
My brother and I enjoyed watching Reading Rainbow as kids, so it's a delight for me to have had a guest post published on their blog last week. I wrote for them about how kids (with the help of their parents) can follow the adventure of the Curiosity mission through the release of their raw images.
MAVEN is on the way to Mars
A perfect launch on an Atlas V rocket has sent MAVEN on her way to Mars today at 10:28 PT (18:38 UT). Today's on-time launch puts the mission on course for a September 22, 2014 arrival at Mars.
MAVEN NASA Social: Day 2
Bright and early this morning, we NASA Social folks met at the Kennedy Space Center Visitors Complex for a tour of the space shuttle Atlantis. This is the first shuttle I've seen in person, and it was a stunning sight to see.
MAVEN NASA Social: Day 1
I am at the MAVEN launch at Kennedy Space Center for a



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