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Hubble's Law Distance Calculator
Calculate the cosmological distance to a receding galaxy
Instructions: Enter the recession velocity ($v$) of the galaxy and the current value for the Hubble constant ($H_0$) to calculate its distance ($d$) from Earth.
Cosmological Parameters
Calculation Results
⚠️ For astrophysics education and estimation only. Note that for extremely high velocities approaching the speed of light ($c = 299,792$ km/s), relativistic redshift calculations must be used instead of simple Hubble Law.