smd-planetary by NASAView all lists by NASA
A list of NASA Planetary Science mission accounts (http://science.nasa.gov/planetary-science/)
I'm currently in orbit around the Moon!
Cruising around Saturn, its moons and the magnificent rings
Spirit and Oppy (@MarsRovers)
Roaming the Red Planet on six wheels since Jan 2004. The official mission Twitter of the Spirit and Opportunity rovers.
Curiosity Rover (@MarsCuriosity)
NASA's latest mission to explore the surface of Mars. Roving the Red Planet since Aug. 5, 2012 (PDT) (Aug 6 UTC).
NASA's MAVEN Mission (@MAVEN2Mars)
NASA mission, launched on Nov. 18, 2013, to explore Mars' upper atmosphere and help solve the climate mystery of the Red Planet. http://t.co/mjFLvUpoYw
Asteroid Watch (@AsteroidWatch)
JPL's Near Earth Object Office coordinates NASA's efforts to detect, track & characterize potentially hazardous asteroids & comets that could approach Earth.
NASA's Dawn Mission (@NASA_Dawn)
The only spacecraft to explore one solar system body, Vesta, orbit, and then head to another--Ceres 2015! Thx ion propulsion. Dawn's outreach & media team
: NASA_Eyes (@nasa_eyes)
News, updates and feedback for NASA's Eyes Visualization including Eyes on the Solar System, Earth and Exoplanets
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