Which planet in our solar system has the fastest sidereal rotation?
EARTH
JUPITER
SATURN
MERCURY
Which of these astronomical objects should be viewed only through a light filter?
THE SUN
THE MOON
THE ASTEROID
THE COMET
Which among these constellations is a "circumpolar constellation"?
Sagittarius
Bootes
Scorpius
Cassiopeia
Name the galaxy that contains our home planet, the earth.
ANDROMEDA
SOMBRERO
MILKY WAY
NGC 5195
Which planet's axis is almost parallel to its orbital plane, making it spin nearly on its side?
Earth
Mercury
Jupiter
Uranus
Which type of telescope is used for examining the moon and other planets of the solar system?
Reflecting
Refracting
Catadioptric
Schmidt
Earth's atmosphere has abundance of nitrogen comprising 78% of it. Which among these has abundance in the Mars' atmosphere comprising 95.32% of it?
-
Helium
-
Carbon dioxide
-
Nitrogen
-
Oxygen
Which nebulae are regarded as the clouds of interstellar gas and dust that emit light in different colours?
Planetary
Emission
Reflection
Dark
Who is the first person to enter the outer space twice?
Scott Kelly
Yuri Gagarin
Christina Koch
Vladmir Komarov
Who postulated the existence of dark matter and coined the term "dark matter" in 1933?
Vera Rubin
Jan Oort
Halton Arp
Fritz Zwicky
