Are we all aliens? NASA's returned asteroid samples hold the ingredients of life from a watery world
CAPE CANAVERAL, Fla. — Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the ...
Newly spotted asteroid has a tiny chance of hitting Earth in 2032
First spotted last month by a telescope in Chile, the near-Earth asteroid — designated 2024 YR4 — is estimated to be 130 to 330 feet (40 to 100 meters) across.