In Depth | Asteroids – NASA Solar System Exploration
Stray asteroids and asteroid fragments have slammed into Earth and the other planets in the past, playing a major role in altering the geological history of the planets and in the evolution of life on Earth.
Asteroids, Comets & Meteors - NASA Solar System Exploration
Our solar system’s small bodies – asteroids, comets, and meteors – pack big surprises. These chunks of rock, ice, and metal are leftovers from the formation of our solar system 4.6 billion years ago.
In Depth | Our Solar System – NASA Solar System Exploration
Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; …
Mars By the Numbers - NASA Solar System Exploration
Oct 21, 2025 · Mars is the fourth planet from the Sun, and the seventh largest. It’s the only planet we know of inhabited entirely by robots.
In Depth | Kuiper Belt – NASA Solar System Exploration
Researchers have found that some near-Earth asteroids are actually burned-out comets, and most of them would have started out in the Kuiper Belt. Many comets crash into the Sun or the planets.
Directory - NASA Solar System Exploration
Jan 9, 2020 · Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE Meteors & Meteorites Asteroids Comets
RPS 3D Viewer - NASA Solar System Exploration
Oct 21, 2025 · Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE Meteors & Meteorites Asteroids Comets
Psyche Raw Image: Imager A - NASA Solar System Exploration
BY DESTINATION Earth (1) Mars (2) Jupiter (95) Saturn (83) Uranus (27) Neptune (14) Pluto (5) Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE Meteors & Meteorites …
Psyche Raw Image: Imager B - NASA Solar System Exploration
BY DESTINATION Earth (1) Mars (2) Jupiter (95) Saturn (83) Uranus (27) Neptune (14) Pluto (5) Asteroids, Comets & Meteors About Asteroids, Comets & Meteors BY TYPE Meteors & Meteorites …
In Depth | Phobos – NASA Solar System Exploration
Phobos and Deimos appear to be composed of C-type rock, similar to blackish carbonaceous chondrite asteroids. Observations by Mars Global Surveyor indicate that the surface of this small body has …