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公司新聞:
- Dawns Ceres Color Map Reveals Surface Diversity
A new color map of dwarf planet Ceres, which NASA's Dawn spacecraft has been orbiting since March, reveals the diversity of the surface of this planetary body Differences in morphology and color across the surface suggest Ceres was once an active body, Dawn researchers said today at the 2015 General Assembly of the European Geosciences Union in Vienna
- Planet Compare - NASA Solar System Exploration
NASA’s real-time science encyclopedia of deep space exploration Our scientists and far-ranging robots explore the wild frontiers of our solar system
- Dawn at Ceres - NASA Solar System Exploration
News conference A preview news conference to discuss Dawn’s ap-proach to Ceres and planned operations at the dwarf planet will be held at NASA’s Jet Propulsion Labora-tory at noon EST (9 a m PST) on March 2, 2015 The briefing will be carried live on NASA Television and on voice circuits
- In Depth | Moons – NASA Solar System Exploration
Eris, another dwarf planet even more distant than Pluto, has a small moon of its own, named Dysnomia Haumea, another dwarf planet, has two satellites, Hi'iaka and Namaka Ceres, the closest dwarf planet to the Sun, has no moons Plutonian Moons Eris' Moon Haumea's Moon More Moons
- In Depth | Our Solar System – NASA Solar System Exploration
The planetary system we call home is located in an outer spiral arm of the Milky Way galaxy Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids Beyond our own solar system, there
- RPS 3D Viewer - NASA Solar System Exploration
DWARF PLANETS Pluto Ceres Makemake Haumea Eris HYPOTHETICAL Planet X Moons About Moons BY DESTINATION
- Ceres Bright Spots Come Back Into View - NASA Solar System Exploration
The two brightest spots on dwarf planet Ceres, which have fascinated scientists for months, are back in view in the newest images from NASA's Dawn spacecraft
- Kuiper Belt and Oort Cloud - NASA Solar System Exploration
Instead, in 2006, the International Astronomical Union created a new class of objects called dwarf planet, and placed Pluto, Eris, and the asteroid Ceres in this category Subsequent discoveries added Haumea and Makemake to the dwarf planet family Pluto, Eris, Haumea, and Makemake retain their classifi-cation as KBOs (or TNOs)
- Pluto By the Numbers - NASA Solar System Exploration
Pluto was once our solar system's ninth planet, but has been reclassified as a dwarf planet It's located in the Kuiper Belt
- Io By the Numbers – NASA Solar System Exploration
The tilt of an objects equator in relation to the plane of the ecliptic The distance from the center of an object to its equator The outer or uppermost part of a planet, moon, asteroid, comet or other body The gravitational acceleration experienced at its surface at the equator
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