All Organic Building Blocks of Life Likely Form Naturally in Space
by Brian Wang from NextBigFuture.com on (#74B5D)
Organic molecules delivered from extraterrestrial materials may have played a key role in supplying building blocks for life on Earth. Scientists have found all five canonical nucleobases-purines (adenine and guanine) and pyrimidines (cytosine, thymine and uracil)-in samples returned from the C-type asteroid (162173) Ryugu by JAXA's Hayabusa2 mission. This likely means that organic molecule building ...