4.6 BILLION-year-old meteorite discovered in the Sahara could shed light on the early solar system
Oldest meteorite ever found: 4.6 BILLION-year-old space rock discovered in the Sahara could shed light on the early solar system Experts analyzed a meteorite discovered last year in the Sahara desert The rock weighs 70 pounds and is tan in color with green spots throughout It consists mostly of volcanic rock, but also silicon dioxide that … Read more