At the end of the festival, everyone performed the ceremonial hand clapping.

I kept talking with him for over an hour.

Cosmic background radiation is considered evidence of the Big Bang.

My dream is to become an astronaut.

Astrobiology is a very interesting field of study.

He is majoring in aerospace engineering.

The space probe discovered a new planet.

He is an expert in astrophysics, and his research is highly valued around the world.

He used the internet to confirm whether the information was correct or not.

My daughter came back from school today.