Space rocks and asteroid dust are pricey, but these aren’t the most expensive materials used in science

Meteorites can get pricey, but they're not the most expensive material. AP Photo/Thibault CamusAfter a journey of seven years and nearly 4 billion miles, NASA’s OSIRIS-REx spacecraft landed gently in the Utah desert on the morning of Sept. 24, 2023, with a precious payload. The spacecraft brought back a sample from the asteroid Bennu. OSIRIS-REx collected a sample from the asteroid Bennu. NASA/Goddard Space Flight Center via AP Roughly half a pound of material collected from the 85 million-ton a