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Alpha Centauri is a triple star system. Alpha Centauri A, B & C or Proxima Centauri.

Alpha Centauri A & B are 4.37 light years from the Earth whereas Alpha Centauri C is 4.243 light years.

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14y ago
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13y ago

If you look up Alpha Centauri, you'll see that it is at a distance of about 4.3 light-years. This means it takes light 4.3 years to travel from there to here.

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11y ago

Alpha Centauri is a triple star system.

The closest star, Proxima Centauri is about 4.2 light years from us. Alpha Centauri A & B is about 4.4 light years from us.

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14y ago

About 4.3 years.

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Q: How many years pass before light from Alpha Centauri reaches earth?
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Related questions

Is alpha centauri between the earth and Mars?

No. Alpha Centauri is much, much further away than Mars.


. A star that has the same apparent magnitude as Alpha Centauri could?

be larger than Alpha Centauri and farther away from Earth


Is alpha centauri the farthest star from the earth?

No; in fact, the Alpha Centauri system is the closest star system to Earth.The closest star to us is the Sun; the next-closest star is Proxima Centauri, part of the Alpha Centauri system.


The five closest stars to earth?

1. The sun 2. Proxima Centauri 3. Alpha Centauri A 4. Alpha Centauri B 5. Barnard's Star


What star is closest to the earth other than the sun?

Alpha Centauri, which is 4.2 light years away from the Earth.


When is the sun nearest to the sun?

The nearest star to Earth is Proxima Centauri (Alpha Centauri C).


What is the second closest star form the earth?

Alpha Centauri


Which is the closest star from earth?

The star closest to earth is the sun, at a distance of roughly 93 million miles.Light from the sun reaches us in a little over 8 minutes.The next closest star is Alpha Centauri, about 278,000 times farther away thanthe sun is. Light from Alpha Centauri travels for about 4.4 years to reach us.


Proxima century and alpha century?

Proxima Centauri (note spelling) and Alpha Centauri are stars in a trinary some 4.3 light years from earth (at the present time).


How far is Alpha Centauri from earth in cm?

Alpha Centuri is roughly 4.1626325x1018 centimeters from the Sun. The distance from the Earth varies depending on where we are in our orbit..


What is the nearest star to earth aside from sun look for distance?

alpha centauri


Is the moon called alpha centauri?

No. The moon is a natural satellite that orbits Earth. Alpha Centauri is a complex of three stars, the nearest star system outside of our own solar system.