Amor asteroid
astronomy
Also known as: Amor object
Quick Summary
Amor asteroids are a class of near-Earth asteroids whose orbits extend from just beyond Earth's orbit to beyond Mars' orbit. These asteroids have perihelion distances greater than 1.017 AU (Earth's aphelion distance) but no more than 1.3 AU. While Amor asteroids do not currently cross Earth's orbit, gravitational interactions can alter their paths, making some part-time Earth crossers. The namesake of this group is the asteroid (1221) Amor.12
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