#wanttoknow! – This week’s viewer question was sent in by Sani Mohammed Sambo from Nigeria.
Scientists have said that Ross 128b has a similar mass and surface temperature to that of Earth. Of the thousands of planets discovered outside the solar system, only 50 exhibit Earth-like conditions.
"Our lovely blue planet, the Earth, is the only home we know. Venus is too hot. Mars is too cold. But the Earth is just right, a heaven for humans." Carl Sagan, astronomer, astrophysicist and cosmologist.
Asteroid 2012 TC4 will pass mighty close by our planet this Thursday. A direct hit would cause untold destruction. So, are we really prepared for such an event?
There's a lot to read in the data from solar eclipses. Some of it reads like clockwork. Other bits might seem odd. But total solar eclipses, like the one on August 21, are the raw rhythm of nature up close.
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