The Moon orbits the Earth, and the Earth orbits the Sun. These bodies are held in orbit about each other by a special force. What is this force called?
The apparent path of which prevails throughout the year is called
When are the equinoxes?
What was the year of the first lunar landing by man?
According to Kepler’s 1st law, all planets in our solar system orbit around the sun in what shape?
The angular position of an object measured from a fixed point along the horizon is its:
Rounded to the nearest day, the Mercurian year is equal to:
Which one of the following planets has no moons?
Where on Earth can you experience entire days of darkness?
Which of the following is indicated by the color of a star?
Halley’s comet appears once in a period of ________
Which one of the following planets takes the same number of days for rotation and revolution?
What causes a planet to have a magnetic field?
The darkest part of the shadow during eclipse is
Time taken by moon’s light to reach earth is
Which of these is a dwarf planet?
When is the moon nearest to earth during its orbit?
Distances to nearby stars can be determined from
The altitudes of heavenly bodies appear to be greater than they actually are. This is due to ________
What is the last stage in the formation of a star?
Which stars have high luminosity and low temperatures?
The Planet amongst the following (other than Saturn), that shows a faint ring is ________.
In 1605, ________ proposed that planets have elliptical orbits.
Who proposed the heliocentric model of the solar system?
In which year, Sir William Herschel discovered the existence of the planet Uranus
The period of one day for mercury is _____ earth days?
What is the name of Saturn’s largest moon?
The planets are kept in motion in their respective orbits by
Which of the following celestial bodies bear, ‘The Sea of Tranquility’ and ‘The Ocean of Storms’?
If your weight is 60kg on earth, then on moon you would weight ___________.