Dominique Lambert, The Atom of the Universe: The Life and Work of Georges Lemaître, Krakow: Copernicus Center Press, 2015, 464 + xix pages, €59.90 (hardcover)
In October 2018, the members of the International Astronomical Union (IAU) voted to change the name of the famous Hubble law. A great majority agreed that the proportional relationship between the receding velocity of galaxies and their distance from Earth should instead be called Hubble–Lemaître law. This resolution recognized the pioneering contribution of Belgian mathematician and Catholic priest Georges Lemaître, who predicted this correlation within his theory of the expanding universe in 1927, two years before Edwin Hubble. Whether or not scientists will follow this recommendation remains to be seen. However, the official recognition that Lemaître deserves some credit for the formulation of the law can be considered a notable success for historians who have long stressed Lemaître’s relevant, if...