The Big Bang Theory
The belief that the universe began from a rapid explosion about 13.7 billion years ago.
The belief that combines the Big Bang and another theory as part of a cyclical event.
The belief that space was likely to have been curved and whipped into a tiny sphere due to quantum effect about 14 billion year ago.
The belief that the universe was essentially the same then as it is now.
Big heavenly bodies orbiting the sun.
A celestial body that orbits a planet; a moon,this is a natural satellite.
Rocky, metallic objects that orbit the sun but are too small to be considered a planet.
Large clumps of ice, dust and frozen gases that travel around the Sun in long elliptical orbits
The four innermost planets of the solar system (M-V-E-M) which resemble the Earth in general physical & chemical properties.
One of four gas giants within our solar system (J-S-U-N).
The region of the solar system between the orbits of Mars and Jupiter, where many asteroids are found.
A chunk of rock or dust in space