True or False: Red stars are the hottest stars.

True or False: Stars reflect light.

True or False: Stars are glowing balls of gases.

True or False: Our galaxy travels in a group with more than thirty other galaxies and is part of the Local Group.

True or False: The Sun is the closest star to Earth.

True or False: Radio telescopes break starlight into its colors.

contains two stars

a huge star system that covers many light-years of space

made of irregularly shaped pieces of rock, metal, and dust

contains three or four stars

a chunk of frozen gases, water, and dust that orbits the Sun

Telescopes that bend light to make objects seem larger are _____.

A group of stars that form a picture is called a ________.

Which kind of telescope uses mirrors to make objects appear bigger?

A neutron star that spins rapidly on its axis is called a _______.

A cloud of dust, gases, and debris is called a_________.

Stars that regularly or repeatedly change in magnitude are called ______.

____ are the brightest stars.

The measure of a star's apparent movement over time is known as _______.

When a massive star runs out of fuel, collapses, and disappears from space, scientists call what is left a ____.

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