Cosmos

Front

What is the current stage of our Sun in its life cycle?

Back

Main Sequence

Front

Why can't people on Earth see the entire shape of the Milky Way?

Back

Earth is part of this galaxy.

Front

What does a star's life cycle depend on?

Back

Mass

Front

All stars begin as a __________?

Back

Nebula

Front

What is a light year?

Back

The distance that light travels in a year.

Front

What is a nebula?

Back

A giant cloud of gas and dust in space where stars are born.

Front

What is the Milky Way Galaxy?

Back

A spiral galaxy that contains our solar system.

Front

What is a white dwarf?

Back

A small, dense star that is the remnant of a low-mass star after it has exhausted its nuclear fuel.

Front

What is a red giant?

Back

A large, luminous star in the late stages of its life cycle, characterized by a red color.

Front

What is a supergiant star?

Back

An extremely large star that is much more massive than the Sun and has a short life span.