Explore Worlds
Find Life
Defend Earth
All
All
Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Programmable Mars Watch for $50
Time is kept differently on Mars. This is because Mars itself rotates a little slower than Earth. This proves to be a pain when it comes to timekeeping.
The Goal is Mars
Today, The Planetary Society submitted our white paper to the National Research Council's call for
Scale comparisons of the solar system's major moons
A few presentation slides with pretty pictures, sized to scale, of the large moons of the solar system.
The Summer Solstice 2013 issue of The Planetary Report is out!
I’m happy to tell you that the Summer Solstice 2013 issue of The Planetary Report is hot off the presses and Is in the mail.
Uranus or Bust (and on a budget)
New plans may make a mission to Uranus affordable within NASA's new, constrained budget.
In-flight entertainment: cameras aboard the Space Launch System
When the Space Launch System lifts off on its inaugural flight in 2017, eight engineering cameras will collect crucial in-flight data while providing breathtaking views for the public.
Field Report From Mars: Sol 3355 - July 2, 2013
By Sol 3325 Opportunity has driven up onto the next
Found a Killer Asteroid? Who Ya Gonna Call?
Astronomer Timothy Spahr directs the Minor Planet Center, the global clearinghouse for asteroids, comets and other relatively small objects in the solar system, including moons. He also coordinates the Society's Shoemaker NEO grant program.
The Ice Pits of Mars
The south polar cap of Mars is riddled with strange landscapes.
Hubble captures time-lapse of comet ISON
The Hubble Space Telescope captured a series of images showing Comet C/2012 S1 (ISON) plunging toward the sun.
Mars Exploration Rovers Mission Update: Opportunity Continues Sprint to Solander Point
The Mars Exploration Rover (MER) mission celebrated its 10th anniversary of leaving Earth in June, as Opportunity continued the sprint to its next winter haven at Endeavour Crater.
PlanetVac Moving Forward
Meet the PlanetVac team and learn their general plan and what they are doing now. PlanetVac is a newly started Planetary Society and Honeybee Robotics project to test a pneumatic system to sample planetary surfaces.
A patriotic return to space
When Space Shuttle Discovery launched on its 1988 return-to-flight mission, it was a big moment for NASA and America.
Dawn Journal: Breaking Velocity Records
The indefatigable Dawn spacecraft is continuing its extraordinary interplanetary flight on behalf of inquisitive creatures on distant Earth. Progressing ever farther from Vesta, the rocky and rugged world it so recently explored, the ship is making good progress toward its second port of call, dwarf planet Ceres.
Russian rocket crashes in spectacular explosion
A Russian Proton-M rocket veered off course and crashed in a nearby field shortly after liftoff from Baikonur, Kazahkstan.
PlanetVac Project Underway
The Planetary Society's PlanetVac project with Honeybee Robotics is now fully underway. Here we provide a just released statement by Honeybee, and an introduction to this lab test of a new planetary surface sampling system.
Deflecting the flames of a monster rocket
Work continues to prepare Kennedy Space Center's launch pad 39B for the Space Launch System, as a flame trench deflector originally built for the Space Shuttle is removed.
Planetary Radio: Don't Step in That Puddle!
The Planetary Science Institute's Amanda Hendrix is the guest for our July 1 episode. She finds water in the least likely places, including Luna.
IRIS safely in orbit, ready to eye sun's atmosphere
IRIS, the Interface Region Imaging Spectrograph spacecraft, was launched from Orbital Science Corporation's Stargazer carrier aircraft over the Pacific Ocean at 7:27 p.m PDT.