
Dwarf planet - Wikipedia
A dwarf planet is a small planetary-mass object that is in direct orbit around the Sun, massive enough to be gravitationally rounded, but insufficient to achieve orbital dominance like the …
Dwarf planet | Definition, Characteristics, & Facts | Britannica
Nov 28, 2025 · Dwarf planet, body, other than a natural satellite (moon), that orbits the Sun and that is, for practical purposes, smaller than the planet Mercury yet large enough for its own …
Dwarf Planets in Our Solar System | Canadian Space Agency
Because they are smaller, dwarf planets lack the gravitational forces needed to pull in and accumulate all of the material found in their orbits. Each known dwarf planet in our solar …
Pluto & Dwarf Planets - Science@NASA
Apr 29, 2025 · Our solar system has five dwarf planets: In order of distance from the Sun they are: Ceres, Pluto, Haumea, Makemake, and Eris.
What are dwarf planets, and how many are there? | Live Science
Jul 5, 2025 · In 2006, Pluto was famously demoted from a planet to a dwarf planet. It remains the most famous dwarf planet today, but there are others in our solar system, including potentially...
Meet the Solar System's five official dwarf planets
Apr 19, 2023 · The International Astronomical Union currently recognizes five dwarf planets: Ceres, Pluto, Haumea, Makemake, and Eris.
Dwarf Planets in Our Solar System - Science Notes and Projects
Jan 31, 2023 · Meet the dwarf planets in our solar system. Learn the dwarf planet definition and get a list of bodies that qualify.
What Is a Dwarf Planet? The Official Definition - Biology Insights
6 days ago · A dwarf planet, however, is not gravitationally dominant and shares its orbital region with numerous other large objects. For example, many dwarf planets exist in the distant Kuiper …
The Fascinating World of Dwarf Planets - sciencenewstoday.org
Mar 18, 2025 · In this deep dive into the world of dwarf planets, we’ll journey through the solar system’s distant reaches, uncovering their mysteries, exploring their peculiarities, and …
Dwarf Planets – Definition & Detailed Explanation - Sentinel …
Dec 5, 2025 · A dwarf planet is a celestial body that orbits the sun and is spherical in shape, but does not meet all the criteria to be classified as a full-fledged planet.