Universe  ID: 14153

Hubble's Field Guide to Galaxies

Galaxies are the visible foundation of the universe; each one a collection of stars, planets, gas, dust, and dark matter held together by gravity. Hubble’s observations give us insight into how galaxies form, grow, and evolve through time.

Hubble’s namesake, astronomer Edwin Hubble, pioneered the study of galaxies based simply on their appearance. He divided galaxies into three basic forms:

This “Field Guide” will quickly teach you those three basic forms, and some new ones that astronomers have added over the years!

For more information, visit https://nasa.gov/hubble.

Additional Credits:
Images of Edwin Hubble via Edwin P. Hubble Papers of the Huntington Library, San Mario, California.

Music Credits:
“Gravity Cruise - Underscore” by Jon Buster Cottam [PRS], and Samuel William John Walker [PRS] via Ninja Tune Production Music, and Universal Production Music



Miranda Chabot (NASA Intern): Lead Producer
Paul Morris (KBR Wyle Services, LLC): Support
Aaron E. Lepsch (ADNET Systems, Inc.): Technical Support
Please give credit for this item to:
NASA's Goddard Space Flight Center. However, please credit individual items as indicated above.

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SVS >> Hubble Space Telescope
NASA Science >> Universe