Densest planet in our solar system
Jupiter
Mars
Earth
Neptune
Planet of our solar system with fastest orbiting speed
Venus
Mercury
Pluto
India's first artificial satellite.
Aryabhatta
Sputnik-1
Apollo-2
None of these
Who was the first Indian to go into space?
Neil Armstrong
Rakesh Sharma
Yuri Gagarin
Planet closest to Earth
Moon
Which is the largest planet in the solar system?
Uranus
Largest star
Sun
Sirius
Betelgeuse (Alpha Orionis)
Pole Star
How many planets are there in our solar system?
7
8
9
