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Radio waves travel at the speed of light. When the Spirit rover landed on Mars, signals were able to be sent from the Earth to Mars in 9 minutes 30 seconds. Unfortunately, the rover became stuck and hasn't sent a signal to Earth since March 22, 2010.

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How do you cominucate to a satellite on mars from earth?

That is done by radio waves. The Earth end of the raio links are maintained by large dish-type radio antennas, of diameter more than 10 metres.


How long an airplane reach mars from earth?

An airplane, by definition, flies in the air, it does not fly in outer space where there is no air. So an airplane cannot fly from Earth to Mars. That requires a spaceship. With current technology, a spaceship might reach Mars in about a year. It's a long trip.


Robotic spacecraft on Mars have sent radio signals back to Earth. The distance from Mars to Earthat its greatestis about 401300000 km.About how many minutes would it take a signal to reach Earth from?

Radio signals travel at the speed of light, which is approximately 299,792 kilometers per second. To calculate the time it takes for a signal to travel from Mars to Earth at its greatest distance of 401,300,000 kilometers, you would divide the distance by the speed of light. This gives roughly 1,340 seconds, or about 22.3 minutes for the signal to reach Earth.


How long would take light to travel from earth to mars at a distance of 56 million km?

At a distance of 56 million kilometers, light requires 3.1 minutes to reach Mars from Earth.


How long does it take a pulse of laser light to reach Mars and back if they both are at their closest approach?

It takes around 7 minutes for light to travel from Earth to Mars when they are at their closest approach, known as opposition. Therefore, for a pulse of laser light to reach Mars and return to Earth, it would take approximately 14 minutes.

Related Questions

How long does it take for commands from Earth to reach a rover on Mars?

Probably a while because of the distance of Mars form the earth and how long it takes for radio waves and data to travel through space and be picked up by satellites.


A space probe on the surface of mars sends a radio signal back to the earth, a distance of (9.03*10^7 km). Radio waves travel at the speed of light (3.00*10^8 m/s). How many seconds does it take for the signal to reach the earth?

0.301 seconds


How are spacecraft like Mars Orbiter instantly controlled from Earth?

They aren't controlled instantaneously. We still rely on radio waves, and they take a little time to get back and forth from Mars. Depending on where we are relative to Mars, it can take anywhere from 3 to 20 minutes for radio communications to make a one-way trip.


How long does it take a spacecraft to reach Mars?

It would take nine months.


How long did it take the unmanned spacecraft to reach Mars?

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How do you cominucate to a satellite on mars from earth?

That is done by radio waves. The Earth end of the raio links are maintained by large dish-type radio antennas, of diameter more than 10 metres.


How long did it take the Mars Explorer to reach Mars?

About 250 days, but I haven't checked the exact number. (I guess you mean the Mars Exploration Rover mission.)


How long an airplane reach mars from earth?

An airplane, by definition, flies in the air, it does not fly in outer space where there is no air. So an airplane cannot fly from Earth to Mars. That requires a spaceship. With current technology, a spaceship might reach Mars in about a year. It's a long trip.


Why did it take 7 minutes for the radio signal to travel from the Curiosity back to earth?

Radio waves travel "at the speed of light" which, though very fast, is still a finite speed. Mars is far away so it takes 7 minutes for the radio waves to travel the distance from Curiosity to the Mars orbiter that then relays radio communications to Earth. How much delay in the electronics of the relay station in the orbiter and the electronics on Earth I cannot be certain, but certainly a measurable amount though probably less than a few seconds.


How long does it take for a light ray leaving the sun to reach Mars when Mars is closest to the sun?

Mars is closest to the sun at a distance of about 206,669,000 kilometers. That's about 11.49 light minutes.


How long will it take for light rays leaving the sun to reach mars?

it will take 1.5 times longer for light from the sun to get to mars than to get to earth


Can humans reach Mars?

Not yet, only probes have. In the future, NASA are hoping to reach Mars.