Hubble image archive

What is Cosmological Redshift?

The universe is expanding, and that expansion stretches light traveling through space in a phenomenon known as cosmological redshift. The greater the redshift, the greater the distance the light has traveled. Credits Illustration NASA, ESA, Leah Hustak (STScI)

Date
Apr 24, 1990
Mission
Hubble Space Telescope
Archive ID
hubblesite-images-4509-image
By

The universe is expanding, and that expansion stretches light traveling through space in a phenomenon known as cosmological redshift. The greater the redshift, the greater the distance the light has traveled.

Credits

Illustration

NASA, ESA, Leah Hustak (STScI)

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Image and source material are credited to the official mission archive linked below.

View on NASA.gov

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