āĻ āĻ¨ā§āĻ¸āĻ¨ā§āĻ§āĻžāĻ¨ āĻāĻ°ā§āĻ¨
āĻ āĻāĻŋāĻ§āĻžāĻ¨ā§āĻ° āĻāĻžāĻˇāĻž āĻ¨āĻŋāĻ°ā§āĻŦāĻžāĻāĻ¨ āĻāĻ°ā§āĻ¨
āĻāĻĒāĻ¨āĻžāĻ° āĻāĻžāĻˇāĻž āĻ¨āĻŋāĻ°ā§āĻŦāĻžāĻāĻ¨ āĻāĻ°ā§āĻ¨
hubble constant
/hËĘbÉl kËÉnstÉnt/
Hubble constant
01
āĻšāĻžāĻŦāĻ˛ āĻ§ā§āĻ°ā§āĻŦāĻ, āĻšāĻžāĻŦāĻ˛ āĻĒā§āĻ¯āĻžāĻ°āĻžāĻŽāĻŋāĻāĻžāĻ°
(cosmology) a measure of the rate at which the universe is expanding, determined from the observation of distant galaxies' recession velocities
āĻāĻĻāĻžāĻšāĻ°āĻŖ
Astronomers use the Hubble constant to estimate the age of the universe.
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