the concept of planet was revised in 2006 by the International Astronomical Union (IAU) to exclude Pluto. This revision helped to address the core issue of what constitutes a planet in light of new discoveries of “Pluto-like” celestial bodies in the Kuiper Belt (Isaac, Koch, and Nefdt2022...
Kuiper Belt: comets & asteroids Oort Cloudof comets Comet imagesfrom the Solar and Heliospheric Observatory (SOHO) spacecraft. Small Comets Bring Water to Earth Frank-Sigwarth Theory Asteroid imagesfromNASA Survive a Collision with an Asteroid ...
Kuiper beltorbital structureThe problem of determining the parameters of the model of inherent drifts is solved for a gyro-stabilized platform on the basis of the use of the Fisher information criterion for the most general assumptions about the character of spacecraft motion and statistical ...
Robotic spacecraft, often called space probes, designed for scientific research have landed on the Moon, Venus, Mars, Titan, a comet, and four asteroids, have visited all the major planets, traversed the inner solar system, and passed by Kuiper belt objects and comet nuclei, including Halley’...
Pluto and Eris fail, not surprisingly, to clear their part of the Kuiper belt and in any case University of Central Florida’s planetary scientist Philip Metzger points out that strictly speaking no planet clears its orbit not least because of the newly discovered dust rings in the orbits of ...