11 What is the name of event that will end universe?

Big Crunch

12 What is Big Crunch?

End of universe

13 How universe will end?

Through Big Crunch. Galaxies will collapsed back

14 What is horology?

Study of devices used for the measurement of time

15 How fast is the universe expanding?

72 Kilometer per Second

16 How vast is our universe?

The diameter of the observable universe is about 93 billion light-years (28 billion parsecs)

17 How many galaxies are there in the universe?

About 200 billion to 2 trillion galaxies (observable universe)

18 How old is the youngest star?

No one knows. Stars are continuously formed

19 What is the oldest planet in the universe?

A gas giant plane t, twice the size of Jupiter located 5,600 light-years away in Scorpius constellation

20 How far is farthest star?

13.4 billion light years