Scientist who studies galaxies, stars, and all other things in space.

Collects visible light, then uses a convex lens or mirror to focus light, creating brighter larger images of things at a distance in space

Type of telescope that receives radio waves that are emitted from objects in space

Placed into orbit around Earth with special instruments and telescopes that collect information from space which is sent back to Earth to be interpreted

Contains instruments to collect data and travel out of Earth's orbit to explore the places that would be too dangerous for astronomers

Collects light from distant stars and separates that light into bands of different color; that is used to determine what the star is made of

Worldwide timing and navigation system that utilizes 24 satellites

This shape galaxy has a nucleus of bright stars and two or more arms

This galaxy has no definite shape

This galaxy has spherical or flattend disks

The galaxy that our solar system is in

(gas and dust) exist in space and are remnants from the formation of the universe

As galaxies move, the wavelength of light emitted from those are stretched. As it shift of light reaches the red in of the spectrum it is known as a ______

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