Which is the first Indian Satellite?
What planet is about the same size as earth?
Which type of galaxy is Milky Way?
Io & Europa are the moon of which planet?
When does summer solstice occur in the Northern Hemisphere?
What was the year of the first lunar landing by man?
The distance between stars is typically measure in
Which of the following helps explain why the planets remain in motion around the sun?
Which of the following moons in the solar system is known to have its own magnetic field?
Planets are moving towards each other was noticed by
Telescopes are placed in drier place to avoid what?
A point where lights rays pass and converge is called its
What is the name of Saturn’s largest moon?
The first human-made object to orbit
IRNSS is a ______ satellite
What is “RH” on an Indian Sounding Rocket?
Where is the National Remote Sensing Centre (NRSC)?
Which spacecraft is developed by ISRO to study the sun?
Earth’s axis is tilted so that it is always points toward
Which lines define a boundary between Earth's atmosphere and outer space?
The mirror in hubble space is only
Gravitational force was discovered by
Curved mirror is used in
First human to orbit space
Which is not a space station?
What is the duration of sunspot cycle?
The diameter of the earth is approximately _______.
Which of the following planets has a large, solid core?
The northern hemisphere of the celestial sphere is called?