Question: how long does it take to get to neptune from earth in light years?
Answer: Saturn: 0.0001505453985955772 light years, or about 1.3 light hours away from the sun. Uranus: 0.0003027918751413869 light years, or about 2.7 light hours away from the sun. Neptune: 0.00047460074811487044 light years, or about 4.2 light hours away from the sun.