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There are at least 95 moons spinning around the nine planets
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Home
Observing Space
Introduction
Telescopes
Invisible Astronomy
Section 1.4
Section 1.5
Section 1.6
Section 1.7
Section 1.8
Section 1.9
Section 1.10
Section 1.11
Section 1.12
Section 1.13
Section 1.14
Section 1.15
Exploring Space
Introduction
Pioneers
Shuttles
Launchers
ISS
USA in Space
UK in Space
China in Space
France in Space
Russia in Space
The X-Prize
Section 2.12
Section 2.13
Section 2.14
Section 2.15
Planets
Introduction
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
Section 3.11
Section 3.12
Section 3.13
Section 3.14
Section 3.15
Moons
Section 4.1
Section 4.2
Section 4.3
Section 4.4
Section 4.5
Section 4.6
Section 4.7
Section 4.8
Section 4.9
Section 4.10
Section 4.11
Section 4.12
Section 4.13
Section 4.14
Section 4.15
Stars
Introduction
The Sun
Sirius
Canopus
Alpha Centauri
Arcturus
Others
Section 5.8
Section 5.9
Section 5.10
Section 5.11
Section 5.12
Section 5.13
Section 5.14
Section 5.15
Comets, Meteors & Asteroids
Deep Impact Mission
Section 6.2
Section 6.3
Section 6.4
Section 6.5
Section 6.6
Section 6.7
Section 6.8
Section 6.9
Section 6.10
Section 6.11
Section 6.12
Section 6.13
Section 6.14
Section 6.15
Galaxies
Section 7.1
Section 7.2
Section 7.3
Section 7.4
Section 7.5
Section 7.6
Section 7.7
Section 7.8
Section 7.9
Section 7.10
Section 7.11
Section 7.12
Section 7.13
Section 7.14
Section 7.15
The Universe
Section 8.1
Section 8.2
Section 8.3
Section 8.4
Section 8.5
Section 8.6
Section 8.7
Section 8.8
Section 8.9
Section 8.10
Section 8.11
Section 8.12
Section 8.13
Section 8.14
Section 8.15
Eclipses
Solar Eclipse
Lunar Eclipse
Lunar Eclipse 2008
What Eclipses Have Taught Us
Significant Eclipses in History
The Blood Red Moon
Section 9.7
Section 9.8
Section 9.9
Section 9.10
Section 9.11
Section 9.12
Section 9.13
Section 9.14
Section 9.15
Amazing Facts
Section 10.1
Section 10.2
Section 10.3
Section 10.4
Section 10.5
Section 10.6
Section 10.7
Section 10.8
Section 10.9
Section 10.10
Section 10.11
Section 10.12
Section 10.13
Section 10.14
Section 10.15
Play: Comet Impact
Section 11.1
Section 11.2
Section 11.3
Section 11.4
Section 11.5
Section 11.6
Section 11.7
Section 11.8
Section 11.9
Section 11.10
Section 11.11
Section 11.12
Section 11.13
Section 11.14
Section 11.15
Space Blog
Section 12.1
Section 12.2
Section 12.3
Section 12.4
Section 12.5
Section 12.6
Section 12.7
Section 12.8
Section 12.9
Section 12.10
Section 12.11
Section 12.12
Section 12.13
Section 12.14
Section 12.15
Section 13
Section 13.1
Section 13.2
Section 13.3
Section 13.4
Section 13.5
Section 13.6
Section 13.7
Section 13.8
Section 13.9
Section 13.10
Section 13.11
Section 13.12
Section 13.13
Section 13.14
Section 13.15
Section 14
Section 14.1
Section 14.2
Section 14.3
Section 14.4
Section 14.5
Section 14.6
Section 14.7
Section 14.8
Section 14.9
Section 14.10
Section 14.11
Section 14.12
Section 14.13
Section 14.14
Section 14.15
Section 15
Section 15.1
Section 15.2
Section 15.3
Section 15.4
Section 15.5
Section 15.6
Section 15.7
Section 15.8
Section 15.9
Section 15.10
Section 15.11
Section 15.12
Section 15.13
Section 15.14
Section 15.15
Planets

Jupiter

Jupiter takes its name from the king of the Roman gods and for good reason - because it’s the biggest planet in the Solar System.

It’s 1300 times the size of Earth, but is made almost entirely of gases, swirling in continuous electrical storms and hurricanes. Its most famous storm - known as the Great Red Spot - has been raging for almost 400 years!

Jupiter’s core is extremely magnetic and it has the strongest gravitational pull of any planet, sucking in asteroids, meteors and comets as they pass. At just under ten hours long, Jupiter has the shortest day of all the planets.

Average distance from the Sun:     778,400,000km 
                                                  (483,700,000miles)

Length of year:                             11.9 Earth years

Diameter:                                     142,980km (88,846miles)

Average temperature:                   -238°F (-150°C)

Photos: NASA
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