The Apollo spacecraft en route to the moon traveled at a nearly 25,000 miles per hour. This is the fastest mankind has ever traveled. The earth, at the equator is roughly 25,000 miles in circumference. This makes the math easy, your answer is 1 hour.
Impulse Engines is a concept that was created for Star Trek. That is Science Fiction, not reality. In the Star Trek world, Impulse Engines at maximum equals the speed of light, so travel time would be the distance between Mars and Earth divided by the Speed of Light. Since the distance varies, the time varies. Given the approximate distances between Mars and the Earth, and the speed of light, the shortest time would be 4.35 minutes. Discounting any form of acceleration and deceleration. Another thing to consider is time dilation. At relatavistic speeds (near or at the speed of light) the relative perception of time is substantially altered. The occupants of the space ship would sense that the time to get to Mars is less than an observer, say on Earth, would notice. At exactly the speed of light, the occupant thinks the trip took no time, while the observer thinks the trip took 4.35 minutes. http://en.wikipedia.org/wiki/Lorentz_transformation
Distance around the Earth = roughly 25,000 miles
Speed of light in vacuum = 186,282 miles per second
Time around the equator at the speed of light = 0.134 second (rounded)
The Apollo spacecraft traveled at a maximum speed of 24,000 mph. To overcome the Earth's gravitational pull, one must travel at or above its escape velocity which is 24,000 mph.
Light waves travel from sun to the earth.
at the center of earth
The sun doesn't travel around the earth. The earth travels around the sun.
Earth is at its maximum distance from the sun in July. In 2012, it was farthest from the sun on July 4th or 5th.
That's the initial speed the rocket would need to escape Earth, assuming it starts close to Earth, and no additional impulse is provided later. With a gradual impulse - for example an ion impulse - i.e., providing impulse over time, it isn't necessary to start with this speed. However, the rocket still needs the same total amount of energy to escape from Earth.
The interstellar ships that travel from Earth to Pandora use hybrid fusion and matter-antimatter engines. The Valkyrie shuttles use dual mode fusion engines. The C-21 Dragon gunship, the At-99 Scorpion gunship and the SA-2 Samson Tiltrotor all use turbine engines and rotors.
That depends a lot on the speed of travel! At the speed of light - commonly accepted as the maximum speed in the Universe - less than an hour; at the speed of today's space probes, several years.
The Apollo spacecraft traveled at a maximum speed of 24,000 mph. To overcome the Earth's gravitational pull, one must travel at or above its escape velocity which is 24,000 mph.
How would the earth travel around the earth?
Light waves travel from sun to the earth.
at the center of earth
The sun doesn't travel around the earth. The earth travels around the sun.
Earth is at its maximum distance from the sun in July. In 2012, it was farthest from the sun on July 4th or 5th.
The Apollo spacecraft took 3 days to travel from the Earth to the moon.
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Earth's equatorial part relates with maximum radiation convection and conduction as it recives maximum sunlight and hence maximum heat resulting into