Definition of Planetesimal. Meaning of Planetesimal. Synonyms of Planetesimal

- Planetesimals /plænɪˈtɛsɪməlz/ 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...
- 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...
- SDSS J1228+1040 b is an extrasolar planetesimal orbiting the white dwarf SDSS J1228+1040. It was discovered in 2019 using the variable calcium Ca II emission...
- 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...
- pancake or ring-shaped accretion disk of matter composed of gas, dust, planetesimals, asteroids, or collision fragments in orbit around a star. Around the...
- resonance chain is broken, the five giant planets undergo a period of planetesimal-driven migration, followed by a period of orbital instability with gravitational...
- The Solar System has unique planetesimal systems, which led the planets to have near-circular orbits. Solar planetesimal systems include the asteroid...