PLANETSA planet is a celes,al body that:Orbits a star or remnant
of her.It has sucient mass for its gravity to overcome rigid body
forces so that it assumes a hydrosta,c equilibrium shape (almost
spherical).It has cleared the neighborhood around its orbit of
planetesimals,The solar system has eight planets: Mercury, Venus,
Earth, Mars, Jupiter, Saturn, Uranus and Neptune.The Sun
The sun is a star, a hot ball of glowing gases at the heart of
our solar system. The sun is the center of our solar system and
makes up 99.8% of the mass of the en,re solar system. The
temperature at the sun's core is about 15 million degrees Celsius
(27 million degrees Fahrenheit).
AsteroidsAn asteroid is a large rock in outer space. Some, like
Ceres, can be very large, while others are as small as a grain of
sand.
CometsComets are cosmic snowballs of frozen gases, rock and dust
roughly the size of a small town.
What is the solar system?
The Solar System is made up of all the planets that orbit our
Sun. In addi,on
to planets, the Solar System also consists of moons, comets,
asteroids,
minor planets, and dust and gas.Our solar system is located in
an outward spiral of the Milky Way
galaxy. Our solar system formed about 4.6 billion years ago
