Wolfram Research

Sample Data: Solar System Planets and Moons

Sample dataset containing the mass and radius of planets and moons in the Solar System

Near-Earth Comets

J2000 heliocentric ecliptic orbital elements of 160 Near-Earth Comets

Kepler-11 Light Curve Data

Light curve data for planetary system Kepler-11

GMM-3 Mars Gravity Map

Goddard Mars Model 3 map of the gravity field of Mars