Arjun was a sixteen-year-old boy who lived in a small desert town. The town was quiet, and most people lived simple lives. Arjun's father owned a small repair shop, and everyone expected Arjun to help there after school. But Arjun had a different dream. He loved the night sky.
Every evening after finishing his homework, Arjun would climb to the roof of his house with a small telescope. It wasn't expensive, but to him it was the most valuable thing he owned. Through that telescope he watched the stars, the moon, and sometimes planets.
The desert sky was very clear at night. Thousands of stars shined brightly above him. Arjun often imagined what might exist beyond those stars. Were there other worlds? Were there other intelligent beings somewhere in the universe?
One night, while observing the sky, Arjun noticed something strange. A star was moving slowly across the sky. At first he thought it was a satellite. But suddenly the star