A small planetary body in orbit around the Sun, larger than a meteoroid but smaller than a planet. Most asteroids can be found in a belt between the orbits of Mars and Jupiter. The orbits of some asteroids take them close to the Sun, which also takes them across the paths of the planets.
NASA launches commercial studies to facilitate Mars robotic science
NASA launches commercial studies to facilitate Mars robotic science by Clarence Oxford Los Angeles CA (SPX) May 02, 2024 NASA...