Space Mysteries to Solve in 2003
Astronomers once wanted to know what the surface of the moon and Mars looked like. Now we’ve been to the moon and sent robots to Mars, so they have new and more complex problems to ponder, such as:
Are we Martians? Scientists now agree that life could survive the trip on an asteroid to Earth from Mars, and what look like microbes have been found on a meteorite. A rock from Mars hits the Earth about once a month, on average, so there was plenty of opportunity for life to have been seeded here. If we find life on Mars, and compare it to the most basic life forms here, it will help to answer the question. More questions below…
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