Commonly abbreviated ALH 84001, this is the oldest Martian meteorite to date. It was found in Antarctica were it crashed down for about 3,9-4,1 billion years. Astronomers from Manchester University and scientists from the American Museum of Natural History released the news about the meteorite and that they had found organic materials in it. This discovery has given birth to new theories about life on earth developed from a Martian meteorite. The age of the meteorite matches the time when scientists have estimated the life begun on earth, for about 3,5-4,1 billion years ago.