Gaspra articles
Deeper dives into Gaspra, sourced from NASA, JPL and the scientific literature.
Galileo at Gaspra: the first close-up of an asteroid
How a Jupiter-bound spacecraft found a 12-kilometer target with pioneering optical navigation in October 1991.
Read →Ida and Dactyl: Galileo's second asteroid — and the first asteroid moon
Two years after Gaspra, Galileo flew past Ida and found something no one had confirmed before: a moon.
Read →Gaspra and the Flora family: fragments of an ancient collision
What Gaspra's young surface and grooves say about the collision that created thousands of sibling asteroids.
Read →