Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download STARS - AN INTRODUCTION
Document related concepts
Rare Earth hypothesis wikipedia , lookup
Tropical year wikipedia , lookup
Corona Borealis wikipedia , lookup
Canis Minor wikipedia , lookup
Orion (constellation) wikipedia , lookup
Auriga (constellation) wikipedia , lookup
Dialogue Concerning the Two Chief World Systems wikipedia , lookup
Chinese astronomy wikipedia , lookup
Corona Australis wikipedia , lookup
Formation and evolution of the Solar System wikipedia , lookup
History of astronomy wikipedia , lookup
International Ultraviolet Explorer wikipedia , lookup
History of Solar System formation and evolution hypotheses wikipedia , lookup
Perseus (constellation) wikipedia , lookup
Cygnus (constellation) wikipedia , lookup
Constellation wikipedia , lookup
Observational astronomy wikipedia , lookup
Cassiopeia (constellation) wikipedia , lookup
Aquarius (constellation) wikipedia , lookup
Future of an expanding universe wikipedia , lookup
Planetary system wikipedia , lookup
Corvus (constellation) wikipedia , lookup
Star catalogue wikipedia , lookup
H II region wikipedia , lookup
Stellar classification wikipedia , lookup
Stellar evolution wikipedia , lookup
Star formation wikipedia , lookup
Transcript
STARS - AN INTRODUCTION Stars are balls of burning gas. Different types of gases make the star burn. They give off light and heat. The Sun is a medium sized star. It is bigger than all eight planets combined! However, there are stars a lot bigger than the Sun! The largest stars are called supergiants. Very small stars are dwarfs. There are many stars hotter than the Sun. The hottest stars are . Stars that are coolest are . Page 1 STARS - AN INTRODUCTION After a star explodes it is called a supernova. The stars are always in the sky. We just can't see them during the day because the sun is so bright. As the Sun starts to set and the sky darkens, the stars become visible to us. Page 2
