The planets that are much near in our solar system are those that are very smaller than the stars and in the same way as the moon reflects the sunlight.
Thus based on the alien astronomers to detect the light of the planet that is the solar system a product of the is calculated to be as 4.54 x 10.
Explanation: shields are layers of old rocks that metamorphosed as a result of mountain-building events. Shields also have sedimentary layers that usually rest on the lava of the rock.