3 ms·
Not a rock, but how about carbon cenospheres? https://news.ycombinator.com/item?id=16837470 https://news.ycombinator.com/item?id=16837470
by Scramblejams 2y ago
Not a rock, but how about carbon cenospheres? https://news.ycombinator.com/item?id=16837470 https://news.ycombinator.com/item?id=16837470