Stories, updates, insights, and original analysis from The Planetary Society.
Technology writer Paul Gilster shares his interest in how we depict astronomical objects, focusing on the dwarf planet Ceres.
My collage of all the asteroids and comets visited by spacecraft is probably the single most popular image I have ever posted on this blog. I've now updated it to be in color and to include Toutatis.
Time to open the twenty-seventh door in the advent calendar. Where in the solar system is this flat-floored depression?
There is really cool geology being explored on large, oddly shaped asteroids. The Near Earth Asteroid Rendezvous (NEAR) mission reached 433 Eros in 2000, and one of the exciting results was the discovery of features called
253 Mathilde is the largest asteroid that has ever been visited by a spacecraft. It's held that distinction for more than twelve years, but next year it'll be upstaged by the considerably larger 21 Lutetia, which Rosetta will fly by on July 10.
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