Solar System
Solar System:
| Pluto |
Diameter |
3,040 Kilometer |
| Moons |
1 |
| Avg.Distance to Sun |
5,865.5 million KM |
| Time to Orbit the Sun |
248 Years |
| Facts |
- This Planet is the farthest, the smallest, the darkest,
the coldest and arguably the strangest.
- It follows the most elongated and tilted orbit in the solar system.
- Its moon, Charon, is nearly half its size - appears like a bi-planet.
- NASA used a new infra-red telescope, has learned that Pluto is shrouded in frozen nitrogen-
not methane as once thought. Nitrogen makes 78% of the air.
|
| Neptune |
Diameter |
49,000 Kilometer |
| Moons |
8 |
| Avg.Distance to Sun |
4,497 million KM |
| Time to Orbit the Sun |
165 Years |
| Facts |
- It is denser & little smaller than Uranus.
- Its Atmosphere appear blue, with quickly changing white clouds often suspended high
above an apparent surface.
- Atmosphere constituents are mostly hydrocarbon compounds.
- It Emits about 2.3 times more energy than it receives from the sun and the Aurora
phenomenon was noticed by Voyager II.
|
| Uranus |
Diameter |
52,096 Kilometer |
| Moons |
17 |
| Avg.Distance to Sun |
2,852.8 million KM |
| Time to Orbit the Sun |
84 Years |
| Facts |
- Waterly Uranus is the only planet that lies on its side.
- One pole, than the other, faces the Sun as it orbits.
- Voyager-I found nine dark, compact rings around the planet and a corkscrew-shaped
magnetic field that stretches millions of kilometers.
|
| Mars |
Diameter |
6,755.2 Kilometer |
| Moons |
2 |
| Avg.Distance to Sun |
225.6 million KM |
| Time to Orbit the Sun |
687 Days |
| Facts |
- The Viking probes failed to Beneath its thin atmosphere.
- Mars is barren, covered with pink soil and boulders.
- Long ago it was active, the surface is marked with dormant volcanoes and deep
chasms where water once freely flowed.
|
| Venus |
Diameter |
12,032 Kilometer |
| Moons |
None |
| Avg.Distance to Sun |
107.52 million KM |
| Time to Orbit the Sun |
225 Days |
| Facts |
- Earth's twin in size and mass, sparingly hot Venus is perpetually veiled behind reflective
sulfuric-acid clouds.
- Probes and radar mapping have pierced the clouds and carbon-dioxide environment to reveal
flat, rocky plains & signs of volcanic activity.
|
| Mercury |
Diameter |
4,849.6 Kilometer |
| Moons |
None |
| Avg.Distance to Sun |
57.6 million KM |
| Time to Orbit the Sun |
88 Days |
| Facts |
- Tiny Mercury, slightly larger than Earth's moon.
- Races along its elliptical orbital 1,76,000 kilometer per hour.
- A speed that keeps it from being drawn into the Sun's gravity field.
- The crated planet has no atmosphere, days are scorching hot and nights, frigid.
|
| Earth |
Diameter |
12,732.2 Kilometer |
| Moons |
1 |
| Avg.Distance to Sun |
148.8 million KM |
| Time to Orbit the Sun |
365 Days |
| Facts |
- Uniquely moderate temperature and the presence of oxygen and copious water maker
Earth the only planet in the solar system to support life.
|
| Jupiter |
Diameter |
1,41,968 Kilometer |
| Moons |
16 |
| Avg.Distance to Sun |
772.8 million KM |
| Time to Orbit the Sun |
11.9 Years |
| Facts |
- Two Pioneer space probes photographed the Great Red Spot on the Solar system's largest planet.
- Voyagers I and II later showed it is an enormous eddy in the turbulent cloud cover.
Earth the only planet in the solar system to support life.
- They also spotted dusty rings, three new moons and volcanoes on the Moon.
|
| Saturn |
Diameter |
1,19,296 Kilometer |
| Moons |
20 or more |
| Avg.Distance to Sun |
1,417.6 million KM |
| Time to Orbit the Sun |
29.5 Years |
| Facts |
- Voyager I found that the celebrated rings of the golden giant Saturn are composed
of thousands of rippling, spiraling bands just 100 feets thick.
- The moon Titan has a nitrogen atmosphere and hydrocarbons.
|
| Sun |
Diameter |
13,84,000 Kilometer |
| Statellites |
9 Planets |
| Age |
4.5 billion years |
| Facts |
- A rather ordinary, middle age star, the gaseous sun may reach a temperature of 27-millon
degrees Celsius at its core.
- Its 11 years cycle is now approaching a solar maximum, a period marked by frequent sunspots
and flares.
- On Earth, some radio waves will be disturbed and the amazing sky streamers called
Northern Lights will appear.
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Solar System
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