Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.
Morning Overview on MSN
NASA spots a glass rain planet with 5,400 mph winds that mimics Earth
From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...
The Daily Galaxy on MSN
NASA found a planet that rains glass at 5,400 mph, and it looks like Earth
It looks like a sapphire jewel in space, but HD 189733bis anything but serene. With winds reaching seven times the speed of sound and clouds that pour molten glass sideways, this alien world is one of ...
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