It's been a 'wild' ride for the comet sampled by NASA's Stardust mission
Comet Wild 2 formed 4.5 billion years ago and is a relic of the birth of the solar system. In 2006, NASA brought pieces of it down to Earth.
from Space https://ift.tt/QK4aCoY
from Space https://ift.tt/QK4aCoY
Comments
Post a Comment