Phil. Trans. R. Soc. A 375, 20150384 (Published online 28 May 2017) (doi:10.1098/rsta.2015.0384)
In the original version of this article, the D/H ratio for the CM chondrites in table 2 (column 2, row 2) was incorrectly stated to be 1.59 ± 0.20, it should be 1.48 ± 0.20. This has now been corrected.