What year was the man who discovered Palomar 4 born?
Edwin Hubble Edwin Powell Hubble (November 20, 1889 – September 28, 1953) was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology and is regarded as one of the most important astronomers of all time.
Colin Pillinger Colin Trevor Pillinger, {'1': ", '2': ", '3': ", '4': "} ( ; 9 May 1943 – 7 May 2014) was an English planetary scientist. He was a founding member of the Planetary and Space Sciences Research Institute at Open University in Milton Keynes, he was also the principal investigator for the British "Beagle 2" Mars lander project, and worked on a group of Martian meteorites.