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  2. C-type asteroid - Wikipedia

    en.wikipedia.org/wiki/C-type_asteroid

    C-type asteroid. C-type (carbonaceous / ˌkɑːrbəˈneɪʃəs /) asteroids are the most common variety, forming around 75% of known asteroids. [1] They are volatile-rich and distinguished by a very low albedo because their composition includes a large amount of carbon, in addition to rocks and minerals. They have an average density of about 1. ...

  3. Martian meteorite - Wikipedia

    en.wikipedia.org/wiki/Martian_meteorite

    Martian meteorite NWA 7034, nicknamed "Black Beauty," weighs approximately 320 g (11 oz). [ 2 ] A Martian meteorite is a rock that formed on Mars, was ejected from the planet by an impact event, and traversed interplanetary space before landing on Earth as a meteorite. As of September 2020, 277 meteorites had been classified as Martian, less ...

  4. Asteroid belt - Wikipedia

    en.wikipedia.org/wiki/Asteroid_belt

    The asteroid belt is the smallest and innermost known circumstellar disc in the Solar System. Classes of small Solar System bodies in other regions are the near-Earth objects, the centaurs, the Kuiper belt objects, the scattered disc objects, the sednoids, and the Oort cloud objects. About 60% of the main belt mass is contained in the four ...

  5. A cruise liner-size asteroid will come closer to Earth than ...

    www.aol.com/news/why-two-missions-targeting-same...

    C-type asteroids are made of clay and silicate rocks, while S-types are composed of silicate materials and nickel-iron. Stony asteroids are part of the most common class of potentially hazardous ...

  6. 10 Hygiea - Wikipedia

    en.wikipedia.org/wiki/10_Hygiea

    10 Hygiea is a major asteroid located in the main asteroid belt.With a mean diameter of between 425 and 440 km and a mass estimated to be 3% of the total mass of the belt, [11] it is the fourth-largest asteroid in the Solar System by both volume and mass, and is the largest of the C-type asteroids (dark asteroids with a carbonaceous surface) in classifications that use G type for 1 Ceres.

  7. Asteroid named for Egyptian god of chaos and darkness set for ...

    www.aol.com/spacecraft-just-delivered-asteroid...

    Apophis is of interest because it’s an S-type, or stony, asteroid, in contrast to Bennu, which is a C-type, or carbonaceous, asteroid. C-type asteroids are made of clay and silicate rocks, while ...

  8. Asteroid - Wikipedia

    en.wikipedia.org/wiki/Asteroid

    Sizes are not to scale. An asteroid is a minor planet —an object that is neither a true planet nor an identified comet — that orbits within the inner Solar System. They are rocky, metallic, or icy bodies with no atmosphere, classified as C-type (carbonaceous), M-type (metallic), or S-type (silicaceous). The size and shape of asteroids vary ...

  9. Composition of Mars - Wikipedia

    en.wikipedia.org/wiki/Composition_of_Mars

    The composition of Mars covers the branch of the geology of Mars that describes the make-up of the planet Mars. "Hottah" rock outcrop on Mars – ancient streambed [1] [2] [3] viewed by the Curiosity Rover (September 12, 2012, white balanced) (raw, close-up, 3-D version). Abundant iron compounds are responsible for the bright brownish-red ...