Covering all the bases on Ryugu
Angel Mojarro
Nature Astronomy, Published online: 21 May 2026; doi:10.1038/s41550-026-02861-2 Asteroid Ryugu contains all of the five nucleobases utilized in deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). A new analysis links chemistry within primitive accreting planetary bodies to the distributions of key prebiotic molecules.