The Universe Flashcards
1
Q
How old is the Universe?
A
Approximately 14000 billion years
2
Q
How big is the Sun in comparison to the Earth?
A
110 times wider
3
Q
How big is the Earth?
A
12800km in diameter
4
Q
How big is the Milky Way?
A
100000 light years across, containing at least 200 billion stars
5
Q
What does the Universe contain?
A
Billions of galaxies, with vast distances between them
