03/23/2026
🧬 Did all the building blocks of DNA and RNA come from space?
What if the origin of life didn’t start on Earth at all? Scientists studying samples from the asteroid Ryugu, collected by the Hayabusa2 mission, made a stunning discovery — all five building blocks of DNA and RNA were found together in one place.
That means the essential “code of life” exists… in space. Source �Oba, Y., et al. (2026). A complete set of canonical nucleobases in the carbonaceous asteroid (162173) Ryugu. Nature Astronomy.