How many years would a radio signal take to reach the Andromeda galaxy?

Answer In a vacuum, radio waves travel at the speed of light. Since the Andromeda galaxy, the closest galaxy to us, is 2.9 million light years away from Earth, it would take radio waves 2.9 million years ... Read More »

Top Q&A For: How many years would a radio signal take to rea...

How many years would it take to travel one thousand six hundred light years in space?

This would obviously have a very large variable of the speed of the rocket, but here is the equation to figure is out ((((1.51368454*10^19/S)/60)/60)/24)/365.25=TS being the speed of the rocket in ... Read More »

Approximately how many years would it take for arteries to get clogged if you consume 20/25gm. butter everyday?

Inflammation causes heart disease. Enjoy your butter. :)You may be surprised at the REAL causes of heart disease -- and it's NOT saturated fat or dietary cholesterol>>> Read More »

How long would a NASA shuttle take to reach Neptune?

24 men have orbited or flown past the moon. 12 men have landed on the surface of the moon. Three men have flown to the moon twice. Apollo 8, December 1968 (Lunar orbit) Frank Borman James Lovell... Read More »

How many times would you have to travel around the sun to reach a lightyear?

It would depend on how far your orbit was from the sun. However, assuming you are orbiting at the same distance as the earth, the answer is approximately 10,000 orbits. A light-year, the distance l... Read More »