All planets revolve around the sun in fixed path called

• orbitals

• pathway

• orbits

• circle

Branch of science which deals with heavenly bodies is called ___

• astronomer

• astronomy

• spacology

• asteroids

A heavenly body that moves around a planet is called____

• constellation

• star

• satellite

• asteroid

The sun is made up of these gases

• helium and carbon dioxide

• hydrogen and nitrogen

• hydrogen and helium

• helium and nitrogen

The second largest planet in the solar system that takes about 29.5 years to go around the sun

• Mars

• Saturn

• Jupiter

• Uranus

This planet appears deep blue in colour which is named after the Roman God of sea and its orbit sometimes goes beyond that of Pluto

• Saturn

• Uranus

• Venus

• Neptune

This American spacecraft carried first men who went to the moon

• Voyager 1

• Apollo 2

• Apollo 11

• Voyager 11

From this layer of the earth, the magma comes out when volcano erupts.

• mantle

• outer core

• crust

• inner core

India's first space mission to the moon is

• chandrayaan- 11

• mangalyaan-2

• chandrayaan-1

• mangalyaan-1

A layer of the earth's atmosphere which absorbs ultraviolet rays is called __

• Oxygen layer

• Ozone layer

• Carbon dioxide layer

• Methane layer