Ganymede

Table of Contents

Introduction References & Edit History Related Topics

Images

Ganymede's southern hemisphere

surface of Ganymede

Jupiter's four Galilean moons

four impact craters

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Colorful winter sunset

What's the Difference Between a Solstice and an Equinox?

Solar system illustration. (planets; sun)

Why Are Planets Round?

Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

How Fast Is the Universe Expanding?

Infinite space background with silhouette of telescope. This image elements furnished by NASA.

Telescopes: Seeing Stars

Specially designed Cassini orbits place Earth and Cassini on opposite sides of Saturn's rings, a geometry known as occultation. Cassini conducted the first radio occultation observation of Saturn's rings on May 3, 2005. (solar system, planets)

10 Places to Visit in the Solar System

Discover

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Cheetah (Acinonyx jubatus) standing on rock, side view, Masai Mara National Reserve, Kenya

The Fastest Animals on Earth

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

pg 229Nazi parade features a banner proclaiming, "Death to Marxism."The possibility of a peaceful Germany after World War I was precluded entirely by the terms of the Versailles Treaty and theintransigent hostility of France and England. Stripped of indu

Were the Nazis Socialists?

Currency. Money. Cash. Dollars. Bills. Pile of ten, twenty, fifty, and hundred dollar bills.

6 Questions About the History of Money and Banking Answered

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Ganymede: Related Content

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News •

Hubble Catches Jupiter’s Largest Moon Going to the ‘Dark Side’ • Apr. 17, 2025, 11:13 PM ET (NASA Science (.gov))

Photos

Ganymede's southern hemisphere

surface of Ganymede

Jupiter's four Galilean moons

four impact craters

See All Images →

Topics

Moon Titan Europa Io Enceladus Phobos Triton Callisto Charon Deimos

Dig Deeper: More Articles That Discuss This Topic

Jupiter: Ganymede

Quiz

View of the Andromeda Galaxy (Messier 31, M31).

Astronomy and Space Quiz

The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet

Space Odyssey

Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

All About Astronomy

Saturn. Saturn and its rings. Second largest planet of the solar system. Space Art

Planets and the Earth’s Moon

Demystified

Colorful winter sunset

What's the Difference Between a Solstice and an Equinox?