These doughnut shaped zones of atomic particles consists of electrons and protons captured by the earths magnetic field from the solar winds and are called?
91Based on best altitude conditions, during what month in the northern hemisphere is it the best time to observe the full moon?
77In a search for planet x, this celestial body was found after astronomers had searched for an orbital disturbance of the planet uranus?
107This powerful telescope weighs about 11 tons, has a primary mirror 7.9 feet in diameter, and orbits about 380 miles above the earth?
72The time between two successive meridian transits of the sun as observed from a stationary spot on the earth's surface is called?
91Give the common name for the phenomenon which is the result of sunlight reflecting off the earth and faintly illuminating the darkened portion of the moon?
79What is the term for the amount of energy released from each square meter of an objects surface each second?
107The work of this harvard college observatory scientist made possible the first accurate determination of extragalactic distances by what is often called henriettas law?
60Of the three types of meteorites, which is the most common, in terms of the number of samples, to fall to earth in recorded history?
84
What is the distance between two galaxies?
Most astronomers believe that these celestial bodies are at the center of quasars and are the main reason for their large energy emissions?
The work of this harvard college observatory scientist made possible the first accurate determination of extragalactic distances by what is often called henriettas law?
A solar eclipse can only occur at?
Does non-carbon based life exist somewhere in the universe?
All of saturns moons are composed predominantly of what substance?
In the doppler effect, what is the correct term for the change in the color of light when an object that is emitting light is moving toward the observer?
Which is the only star of the milky way galaxy?
Who stated that planets are originated from the collision of the sun and comet?
How many moons does neptune have?
Which is the landing craft used by armstrong on the moon?
Which is the first unmanned space vehicle which landed on the moon?
Which was the vehicle used for the first landing on the moon?
Give the common name for the phenomenon which is the result of sunlight reflecting off the earth and faintly illuminating the darkened portion of the moon?
How many moons do Mars planet have?
