Proxima Centauri is approximately one-eighth as
massive as the sun.
I
n ¢, scientists found an exoplanet orbiting a
star called Proxima Centauri. Proxima Centauri
is the closest star to our sun. It is still so far away
that a spaceship traveling at the speed of light
would take more than four years to get there.
However, there is often much more space between
stars. So, two unrelated stars being just a few
light-years apart is a relatively short distance.
THE PLANET NEXT DOOR
CHAPTER 6
37
