A meteorite that hit Australia 51 years ago brought to Earth the oldest matter we have ever found, writes Reuters.
Inside the meteorite, which fell near the town of Murchison in 1969, 40 tiny particles of cosmic dust, which are 7 billion years old, have been discovered.
They precede significantly our solar system, which is thought to have begun to form 4.6 to 4.9 billion years ago.
Scientists extract information from meteorites like this because cosmic dust works as a time capsule and gives us an opportunity to understand more about the formation of the Milky Way galaxy ... Read even more
