Skip to main content

Jupiter

       Jupiter is the largest planet in the solar system and is big enough to contain more than a thousand Earths. Four of its many moons were among the first ever astronomical discoveries made with a telescope, by Galileo in 1610. More were identified be later astronomers and in 1979 by the space probe Voyager 2. The NASA Juno mission to jupiter is planned for launch in 2011.





Diameter: 142,984 km

Mass: 18,986,000,000,000,000 tonnes

Average distance from Sun: 778,412,010 km

Rotation: 9 hours 50 minutes

Orbit: 11 years 314 days

Average temperature: -150◦C

Moons: 63



Labels:

Comments

Post a Comment

Popular posts from this blog

Names of months

             The   names of the months in English (as well in many other languages) come from Latin Words. January                  Januarius – this month was dedicated to Janus, the Roman god of                   doors. Janus had two faces, one looking back at the old year and                   the other looking forward to the new year.   February                 Februarius – Februa was the Roman purification festival, which took                 place at this time of year. March                 Martius – from Mars, the Roman god of war. April                 Aprilis – from aperire, Latin for open, because plants begin to open                  during this month. May                 Maius – probably comes from Maia, the Roman goddess of growth                  and increase. June         Junius – either from a Roman family name junius, which means           young, or perhaps after the goddess Juno. July                 Julius – after julius Caesar.   This month was na
Post a Comment
Read more

Chinese calendar

 Present-day China uses the Gregorian calendar for most purposes, but traditional festivals, such as Chinese New Year, take place according to the ancient Chinese calendar. Legend has it that this was started during the reign of Emperor Huangdi in 2637 BC, and relates to the positions of the Moon and Sun.           Heavenly systems                  Earthly branches           1 jia                                           1 zi (rat)            2 yi                                            2 chou (ox)           3 bing                                        3 yin (tiger)           4 ding                                        4 mao (hare or rabbit)           5 wu                                          5 chen (dragon)            6 ji                                            6 si (snake)           7 geng                                       7 wu (horse)            8 zxin                                        8 wei (sheep or ram)           9 ren                        
Post a Comment
Read more

Constellations

Groups of stars form patterns in the night sky, which are called constellations. There are 88 known constellations. The sumerians, a Middle Eastern civilization, probably named them, about 5,000 years ago.    The largest is Hydra, the sea serpent, and the smallest is Crux Australis, the Southern Cross. Centaurus, the Centaur. Has the most stars that can be seen with the naked eye(94). Others include Aquila, the Eagle; Canis Major, the Great Dog; and Orion, the Hunter.
Post a Comment
Read more