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What is the name for the celestial body of interstellar gas and dust where stars are sometimes born?
107Is the gravitational pull on an object equalized if the object is at the centre of a planet, i.e. Surrounded by the mass of the planet, which is creating the gravity?
125When a superior planet is at quadrature in reference to the earth, what is its elongation in degrees?
173Astronomers usually detect the electromagnetic emissions of a single neutron star in what single form?
112Which of the pulsating variable star whose brightness varies in a very regular time period of about 1-50 days?
191According to keplers third law, plotting the squares of the periods of the planet against the cubes of the semi- major axes of their orbits will result in what sort of graph?
146
What is the distance between two galaxies?
How is saturn like earth?
Does time stop at an event horizon?
How many black holes are there?
Which are the first soviet us space mission to moon?
If the temperature of a star increases from 10,000k to 30,000k, by what factor will the rate of energy radiated per second increase?
Do black holes exist in reality?
Describe how are clouds formed?
What is difficult about being an Astronomer?
How long is a day on saturn?
Why did you want to become an astronomer?
What moon of neptune orbits in a retrograde direction?
How many types of galaxies are there?
How many moons do Neptune planet have?
The persieds meteor showers are viewed in the state of maine during what month?
