Solar System Overview

There are around 200 billion stars in the Milky Way

Nuclear Fusion is when a star's hydrogen atoms crash into each other and become helium, thereby producing energy

1. Red Gaints are average stars that are running out of hydrogen to burn

2. Supergaints are the biggest stars in the universe. The sun is not a supergaint 

3. The sun is become a white dwarf when it reches its final stage. 

4. Our sun is a main sequence star, which is the most common type of star

Blue star is the hottest star

Sirius is the brightest star in the sky, but is not the closest to the sun

Mercury is a planet, not a star

Proxima centauri is the closest star to the sun

Star are mainly made of hydrogen and helium gas. There is no liquid inside a star

A nebula is a gigantic clous of gas and dust particles. A galaxy is a collection of stars, gases, and dust all held together by gravity. A recognizable pattern of star in the sky is called constellation. A supernova is when a massive star runs out of fuel and explodes

Venus is surrounded by thick, acidic clouds around 30 miles (50 km) above its surface and its very very hot temperatures reach 867 degree F (464 degree C)

Oberon and Titania are two of Uranus's 27 moons

Earth's largest volcano is Mauna Loa, Hawaii

Venus has more then 1600 Volcanoes, but Olympus mons is not one of them

Mars has Two moons, Phobos and Deimos

Luna 2 was the First Spacecraft to reach the Moon. Cosmic rays are tiny particles through Space

Lunokhod 1 was a battery operated Vehicle desinged to explore the moon's surface

Luna 2 was the first moon land on the moon

Luna 10 was the first probe to orbit the moon 

Luna 9 was the first probe to safely land on the moon

Laika was a dog. She was sent into Space by the Soviet Union in 1957

Sputnik 1 was a satellite about the size of a beach ball

the first manned spacecraft was vostok 1

Sputnik took around 98 min to orbit earth once It did so 1,440 times

Till the 2018 Jupiter have the maximum number of moon but in the year 2019 saturn has found 20 new moons and now saturn have total 83 moons greater then any other plantes.