Galaxies and Stars

Front

What is the distance measurement used by astronomers for distant objects?

Back

Light Years are the distance that light travels in one year, used to measure vast distances in space.

Front

True or False: Our sun is located on one of the Spiral Galaxy arms.

Back

True. The Sun is located in one of the arms of the Milky Way Spiral Galaxy.

Front

What is a very large star called?

Back

A supergiant is a very large star that is much larger than the Sun.

Front

What is the gigantic explosion that causes the death of a massive star?

Back

A supernova is the explosion that occurs at the end of a massive star's life cycle.

Front

What is the closest star to the sun?

Back

Proxima Centauri is the closest known star to the Sun.

Front

What is a galaxy?

Back

A galaxy is a massive system that contains stars, star clusters, dust, gas, and dark matter, bound together by gravity.

Front

What are the two main types of galaxies?

Back

The two main types of galaxies are spiral galaxies and elliptical galaxies.

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What is a red giant?

Back

A red giant is a large star that has expanded and cooled, resulting in a reddish appearance.

Front

What is a white dwarf?

Back

A white dwarf is a small, dense star that is the remnant of a star that has exhausted its nuclear fuel.