1 Cold weather causes the of metal.
2 Orion is a
made up of
stars and is in the shape of a hunter.
3 The of the universe takes
place as galaxies move further apart.
4 It's no that the conditions on
Earth are suitable for human survival.
5 Large stars
at the end of
their lifetime, often forming black holes.
6 One of the
exploration is to discover other life forms.
7 Big Bang theorists believe that life on Earth
began following a massive

behind space​

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