Definition of Planetesimal. Meaning of Planetesimal. Synonyms of Planetesimal

- Planetesimals (/ˌplænɪˈtɛsɪməlz/) are solid objects thought to exist in protoplanetary disks and debris disks. Believed to have formed in the Solar System...
- possible. The grains eventually may coagulate into kilometer-sized planetesimals. If the disk is m****ive enough, the runaway accretions begin, resulting...
- The Chamberlin–Moulton planetesimal hypothesis was proposed in 1905 by geologist Thomas Chrowder Chamberlin and astronomer Forest Ray Moulton to describe...
- or other body in orbit around a star interacts with a disk of gas or planetesimals, resulting in the alteration of its orbital parameters, especially its...
- SDSS J1228+1040 b is a disputed extrasolar planetesimal orbiting the white dwarf SDSS J1228+1040. It was discovered in 2019 using the variable calcium...
- probably not the source of the Late Heavy Bombardment. According to one planetesimal simulation of the establishment of the planetary system, the outermost...
- these planetesimal encounters shift (migrate) the orbits of the planets by significant amounts. This process continues until the planetesimals interact...
- particles, ranging from centimeters up to meters in diameter, into planetesimals in a protoplanetary disk that is enhanced by aerodynamic drag from the...
- streaming instability is a hypothetical mechanism for the formation of planetesimals in which the drag felt by solid particles orbiting in a gas disk leads...
- been further developed using intensive numerical simulations to study planetesimal ac****ulation. It is now accepted that stars form by the gravitational...