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Stories, updates, insights, and original analysis from The Planetary Society.
Interpreters: the ties that bind international spaceflight
An interview with Elena Kozhukhov, a veteran Russian interpreter who supports the International Space Station.
Pluto on the Eve of Exploration by New Horizons: Small moons, dust, surfaces, interiors
My roundup from notes on the day's presentations on dust in the Pluto system and the surfaces and interiors of Pluto and Charon.
Pretty picture: Looking backward
Here it is: the view from Saturn of our Earthly home, one and a half billion kilometers away. We see Earth and the Moon through a thin veil of faintly blue ice crystals, the outskirts of Saturn's E ring. Earth is just a bright dot -- a bit brighter than the other stars in the image, but no brighter than any planet (like Saturn!) in our own sky.
Pluto on the Eve of New Horizons: Webcast tonight
I'm off for the airport to fly to the East Coast to participate in the scientific conference
Is the study of astrophysics self-indulgent?
Is the study of astrophysics self-indulgent? I was caught aback by that assertion, made by a recent graduate in the latest issue of the Brown University alumni magazine.
Jani Radebaugh, Titan Explorer
Robotic space exploration is human exploration. Meet one of the people behind the machines.
Catching the Wave at JPL
Were you in the shot? On July 19th, Cassini captured an image of pale blue Earth as the spacecraft swung behind the great ringed beauty.
Remembering the Pluto Campaign: A Success Story
The New Horizons mission to Pluto survived many near-death encounters with cancellation during its development. The Planetary Society worked the whole time to ensure it would launch.
Earth and Moon from MESSENGER
A new picture of the Earth-Moon system from MESSENGER, taken the same day we were told to
Pretty picture: An Atlas launch and a very surprised bird
If you take hundreds of photos of every single spacecraft launch you can get to, you will eventually get lucky shots like this one. It was taken by Ben Cooper at today's launch of the U.S. Navy satellite MUOS-2 and features a very surprised turkey vulture in a striking pose in front of the American flag.
Planetary Geomorphology Image of the Month: Water tracks on Earth and Mars
The International Association of Geomorphologists'
Return of the Pale Blue Dot
You can be part of a planetwide group photo as Cassini and MESSENGER turn their cameras Earthward on July 19.
J-2X: A Distant Dot Lights Up the Night
On Tuesday, NASA released new high-definition video of a June 26 nighttime J-2X engine test at Stennis Space Center in southern Mississippi.
Field Report From Mars: Sol 3363 - July 10, 2013
Opportunity is only a couple of hundred meters out and closing fast on the next mountain. A short side trip east is in the works to check out an anomaly in the terrain.
A new HiRISE view of Opportunity (sol 3361)
The HiRISE camera on Mars Reconnaissance Orbiter has snapped a lovely color photo of the rim of Endeavour crater, catching Opportunity midway between Nobby's Head and Solander Point.
Dunes on Tatooine
The fictional world Tatooine, scene of action in the Star Wars movies, is named after a town in Tunisia, where parts of the movies were filmed. The desert backdrops against which the movies were filmed are real terrestrial landscapes, which prove to be perhaps unexpectedly dynamic.
Spacewalk ends early following helmet water leak
A spacewalk outside the International Space Station Tuesday ended early after a water leak inside astronaut Luca Parmitano’s helmet created a potentially dangerous situation.
The Peak of Discovery
This week's Planetary Radio goes on tour at the Mount Wilson Observatory with descendants of its founder.
Congress Rejects NASA's First Operating Plan
NASA's plan to raid Planetary Science funding to pay for sequester cuts in other science programs was rejected by Congress earlier this month. NASA is now working on a new plan that has yet to be submitted for approval.
New names for Pluto's little moons Kerberos and Styx; and a new moon for Neptune
Pluto's moons, formerly known as



Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small Bodies