10 Questions
Who first demonstrated the existence of galaxies beyond the Milky Way?
Edwin Hubble
Which theory proposed the concept of the Big Bang?
Big Bang Theory
Which planet is nearest to the Sun and has the slowest rotation period in our solar system?
Mercury
Which planet has the fastest rotational time in our solar system and 16 satellites?
Jupiter
Who proposed the theory that the Sun is at the center of the solar system and not the Universe?
Kepler
What is the revolution period of Ganymede, the largest satellite of our Solar system?
84 years
What is the rotation period of Ganymede, the largest satellite of our Solar system?
15.7 days
How many satellites does Ganymede have?
62 satellites
What occurs on the 14th day after the New Moon?
Full Moon
What is the nearest position of Earth to the Moon called?
Perigee
Test your knowledge of the historical development of astronomical theories from the geocentric model to the Big Bang theory and steady state theory.
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