STARS Crossword

A mass of dust and light elements in which stars are born.
In the chain reaction in stars, hydrogen is converted to ....
The light element which acts as a fuel for stars.
The period of a star's life when it is burning at a more or less constant size.
Bodies surrounding a star.
The star in our solar system.
Force of attraction beween any two objects.
The colour of smaller stars during their lifetime.
The colour of large stars during their lifetime.
Stars which only last for a few hundred thousands of years instead of billions.
The product of the reaction instead of helium in the old age of a star.
In its old age, a larger star becomes a red ......
The form in which a small star is found when it dies but is still hot.
The massive explosion of a large star in its death phase.
The star made from the combination of protons and electrons.
The possible product of a supernova explosion which is so dense that it even bends light.
A vast area of space with several stars.