Ganesan Selvaraj from Thoothukudi in India wants to know.
Tomorrow Today Viewer Question
Next year will bring three bright planets, two total lunar eclipses, a new powerful rocket, Alexander Gerst's second term in the ISS, a Mars mission and the launch of Europe's spacecraft to Mercury.
Samuel Alemán from Tocoa, Honduras
The planets are likely the right size and right temperature to support complex life. The Kepler planet-searching telescope has detected nearly 50 such planets in one small part of the observable universe.
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