2025年3月18日 · Global Magnetic Field? * - See the Fact Sheet Notes.

2024年10月2日 · Planetary Fact Table - U.S. units Planetary Fact Table - Earth ratio Jupiter Home Page Directory to other Planetary Fact Sheets Author/Curator: Dr. David R. Williams, [email protected] NSSDCA, Mail Code 690.1 NASA Goddard Space Flight Center Greenbelt, MD 20771 +1-301-286-1258 NASA Official: Dave Williams, …

2016年1月28日 · Pluto Fact Sheet Comet Fact Sheet Solar System Small Worlds Fact Table Chiron Fact Sheet Notes on the factsheets - definitions of parameters, units, notes on sub- and superscripts, etc. Table of Planetary Facts - Metric Units Table of Planetary Facts - U.S. Units Table of Planetary Facts - Earth Ratio NSSDCA Planetary Home Page Author/Curator:

2025年3月13日 · The solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. There are five officially recognized dwarf planets in our solar system: Ceres, Pluto, Haumea, Makemake, and Eris.

NSSDCA maintains a set of fact sheets on the planets, moons, and other solar system objects, including bulk properties, orbital parameters, and other useful data.

2025年3月12日 · Our solar system includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets. Our solar system is …

Fact Sheets & Posters Other Planetary Links Chronology of Lunar and Planetary Exploration Catalog of Spaceborne Imaging Planetary Photojournal NASA Solar System Exploration Planetary and Lunar Online Books Planetary Fact Sheets Upcoming Planetary Events and Missions NASA History Office NASA Newsroom

2024年11月20日 · Mars is one of the most explored bodies in our solar system, and it's the only planet where we've sent rovers to roam the alien landscape. NASA missions have found lots …

2024年10月3日 · * Mean value - the tropical orbit period for Mars can vary from this by up to 0.004 days depending on the initial point of the orbit. *Mean orbital distance from the center of Mars.

Compare planets, dwarf planets, and a comet, with this chart adapted from NASA data. The chart displays basic data for Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Ceres, Pluto, Eris, and Comet Halley.