How many planets are in our solar system?

Rate This Answer

0 Comments

There are 8 planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, & Neptune. Pluto was re-classified as a dwarf planet.

Answered by Michele A. - 319 days ago at 6:29pm on Jul 17 2011

Galleries

See All Galleries »

Unbelievable UFO Sightings

15 Mind-Blowing Unsolved Mysteries

Photos of the Apollo Moon Landing Sites

Crazy Facts from Outer Space

Older Answers

Rate Answer

Eight? Nine? Thirteen? Or thousands? Scientists are from settling the question. There is a new dwarf planet named Haumea. ChaCha!

Answered by Melaina C. - 1161 days ago at 10:25am on Mar 27 2009

Rate Answer

Its debatable. Either 8 or 9. Depending on how you feel about Pluto. Some people think it's a star. ChaCha for now!

Answered by Jessica S. - 1162 days ago at 2:24pm on Mar 26 2009

Rate Answer

The solar system consists of the Sun as well as the eight planets (mercury, venus, earth, mars, jupiter, saturn, uranus, neptune).

Answered by Mark M. - 1177 days ago at 1:12pm on Mar 11 2009

Rate Answer

The solar system consists of the Sun; the eight official planets, and at least three dwarf planets. Thank you for using ChaCha!

Answered by Barry B. - 1177 days ago at 8:03am on Mar 11 2009

Rate Answer

The International Astronomical Union decided that Pluto is no longer a planet, so there are only 8 planets in the Solar System.

Answered by Michelle D. - 1178 days ago at 12:25pm on Mar 10 2009

Rate Answer

The number is currently under debate ranging from 8 to 13 to thousands. ChaCha again?

Answered by Erin B. - 1182 days ago at 5:11pm on Mar 06 2009

Rate Answer

There are currently 12! Mercury, Venus, Earth, Mars, Jupiter, Saturn Uranus, Neptune, Pluto, Charon, 2003 UB 313 and 1 unnamed.

Answered by Kira H. - 1183 days ago at 6:36pm on Mar 05 2009

Rate Answer

Well I grew up with nine, but they've changed it on use and now say there are 8 planets. Pluto's been downgraded. ChaCha!

Answered by Jessica A. - 1184 days ago at 9:54pm on Mar 04 2009

About Solar system

The Solar system refers to the 8 planets, hundreds of moons, and billions of asteroids and comets other celestial bodies orbiting the star Sol. Sol is the name of our sun.

More about Solar system »

Images

About Jupiter

Jupiter is the fifth planet from the sun in our solar system, and the largest. Jupiter is 1/1000th the size of the sun, and at least twice as big as every other planet in our system. In fact, it is so big, you could put 1,321 earths inside the planet, but only 318 times as massive. It is a gas giant comprised largely of hydrogen with a just about a quarter of the mass being helium. Jupiter has a small ring system and over 63 moons. It looks like it has stacks of bands, and the most prominent feature is The Great Red Spot, a hurricane three times the size of Earth that has been raging for the last 500 years. Jupiter is the 3rd brightest object in the night sky after the moon and Venus.

More about Jupiter »

About Pluto

At one time Pluto was the ninth planet in our solar system, that is until 2006. Scientists decided that Pluto was too small to be a planet, and was redesignated as a "dwarf planet," and is the largest body in the Kuiper Belt, which is a belt of asteroids that encircles the entire solar system. Pluto, depending on where it is in its orbit between 4.4 billion and 7.4 billion km from the sun.

More about Pluto »

About Uranus

Uranus is the third largest planet in our solar system and is the seventh planet from the sun. Uranus appears blue due to absorption of red light by methane in the upper atmosphere.

More about Uranus »