The sun is one of the biggest stars.The sun is one of the biggest stars.The amount of energy given off by the sun The amount of energy given off by the sun

in one second is 35 million times the in one second is 35 million times the amount of energy used in the U.S. in a amount of energy used in the U.S. in a year.year.

The sun can give energy off to a plant so The sun can give energy off to a plant so the plant can make food .This is called the plant can make food .This is called photosynthesis. photosynthesis.

Laika a Russian dog was the first dog in Laika a Russian dog was the first dog in space.space.

Rockets have existed for about 1,000 Rockets have existed for about 1,000 years.years.

Supernova 1987a was named for the year Supernova 1987a was named for the year it was first seen on Earth when it exploded it was first seen on Earth when it exploded 170,000 years ago.170,000 years ago.

DID YOU KNOW!!!!DID YOU KNOW!!!!

MercuryMercury

It is rocky with craters.It is rocky with craters. In sunlit areas it is hot In sunlit areas it is hot

enough to melt lead.enough to melt lead. When it is between earth When it is between earth

and the sun it appears as and the sun it appears as a tiny dot.a tiny dot.

Until 1965 scientist Until 1965 scientist thought that Mercury thought that Mercury rotated once every 88 rotated once every 88 Earth –days.Earth –days.

VenusVenus

It’s surface is rocky.It’s surface is rocky. Venus rotates Venus rotates

backward compared backward compared to other planets.to other planets.

Venus is one of the Venus is one of the closer planets to the closer planets to the sun.sun.

The temperature in The temperature in the upper layer of it is the upper layer of it is 55Fdeg. &13C.55Fdeg. &13C.

Earth is the only life know in the solar Earth is the only life know in the solar system.system.

Earth has about 15 plates in the Earth has about 15 plates in the lithosphere (the crust and upper mantle).lithosphere (the crust and upper mantle).

The history of Earth is recorded in rocks in The history of Earth is recorded in rocks in the Earth’s crust.the Earth’s crust.

Earth’s layers are the crust, the mantle, Earth’s layers are the crust, the mantle, the outer & the inner core.the outer & the inner core.

MarsMars

It is known as the red It is known as the red planet.planet.

It’s surface can be seen It’s surface can be seen in detail from Earth.in detail from Earth.

It is named after the It is named after the Roman God of War.Roman God of War.

Scientist say that there Scientist say that there might have been life on might have been life on mars a long time ago. mars a long time ago.

It was named after It was named after the Roman king of the the Roman king of the gods, Zeus. gods, Zeus.

It’s the biggest planet.It’s the biggest planet. It’s a gas planet, its It’s a gas planet, its

surface is covered surface is covered with gasses & storms.with gasses & storms.

FAST FACT!!!!!!!!!!FAST FACT!!!!!!!!!!

The average temperature on Jupiter’s The average temperature on Jupiter’s surface is -234 deg. F.surface is -234 deg. F.

It would take 1,000 earths to match the It would take 1,000 earths to match the size of Jupiter.size of Jupiter.

SATURNSATURN

It is the second It is the second largest planet.largest planet.

It has seven major It has seven major rings.rings.

It can be seen from It can be seen from Earth with the Earth with the unaided eye.unaided eye.

It has 18 moons. It has 18 moons.

It has 15 moons.It has 15 moons. It’s temperature is -It’s temperature is -

357 deg F.357 deg F. It has 11 rings around It has 11 rings around

it.it. Little is known about Little is known about

the surface of Uranus.the surface of Uranus. It was discovered in It was discovered in

1781. 1781.

Interesting FactsInteresting Facts

The reason Uranus is not like the other The reason Uranus is not like the other planets is because it is always on it’s side.planets is because it is always on it’s side.

Most planets are at a 90 degree angle but Most planets are at a 90 degree angle but Uranus is 98 more degrees from the 90 Uranus is 98 more degrees from the 90 degree point.degree point.

NeptuneNeptune

It has eight moons.It has eight moons. It rotates every 16 hours It rotates every 16 hours

and 7 minutes.and 7 minutes. It is made out of It is made out of

hydrogen, helium, hydrogen, helium, methane,& acetylene.methane,& acetylene.

It can not be seen with It can not be seen with out a telescope.out a telescope.

Neptune was named after Neptune was named after the Roman god of the the Roman god of the sea.sea.

Pluto only has one moon.Pluto only has one moon. It was named after the It was named after the

Roman God of the Dead.Roman God of the Dead. It is not always the ninth It is not always the ninth

planet.planet. Pluto is one of the coldest Pluto is one of the coldest

planet ever at -369 deg. F planet ever at -369 deg. F to -387 deg F.to -387 deg F.

It spins every 6 Earth It spins every 6 Earth days.days.

There are about 67 There are about 67 moons in our solar moons in our solar system. system.

If the moon was set If the moon was set on the United States, on the United States, it would reach from it would reach from San Francisco to San Francisco to Cleveland. Cleveland.

Some people thing Some people thing that there is life out that there is life out there on a planet there on a planet besides Earth.besides Earth.

Scientist think there Scientist think there might have been life might have been life out there a long time out there a long time ago.ago.

CometsComets

It resembles a fuzzy It resembles a fuzzy star.star.

Some tails of comets Some tails of comets are recorded at 100 are recorded at 100 million miles.million miles.

There have been There have been many comets all over many comets all over in the sky.in the sky.

AsteroidsAsteroids

It is an extremely It is an extremely small planet that small planet that orbits the sun.orbits the sun.

It is called a minor It is called a minor planet or planetoid.planet or planetoid.

There are about There are about 30,000 asteroids 30,000 asteroids bright enough to be bright enough to be photographed with photographed with medium sized medium sized telescopes.telescopes.

In Russia astronauts In Russia astronauts are called are called cosmonauts.cosmonauts.

John H. Glenn Jr. was John H. Glenn Jr. was the first person to the first person to circle Earth three circle Earth three times, on Feb. 20, times, on Feb. 20, 1962.1962.

Yuri Gagarin was the Yuri Gagarin was the first person in outer first person in outer space. space.

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