In 1875, he married Margaret Lindsay, daughter of John Murray of Dublin, who also had an interest in astronomy and scientific research.

[citation needed] Huggins was assisted in the analysis of spectra by his neighbor, the chemist William Allen Miller.

[2] With observations of Sirius showing a redshift in 1868, Huggins hypothesized that a radial velocity of the star could be computed.

[5] Huggins won the Gold Medal of the Royal Astronomical Society in 1867, jointly with William Allen Miller.

[7] He died at his home in Tulse Hill, London, after an operation for a hernia in 1910 and was buried at Golders Green Crematorium.