Showing posts from 2009

What is a Blue Moon?

Is the Moon moving away from the Earth?

Will the planets align in 2012?

Meteor hunters: Leonids on show!

What happens when a star goes supernova?

Why is water on the Moon such a big deal?

Why does Uranus rotate on its side? (And why does Venus rotate backwards?)

What is the Oort Cloud?

How far away is space?

What is a light year?

What are shepherd moons?

What does "Roche limit" (or "Roche radius") mean?

International Year of Astronomy 2009

How are Planetary Rings Formed?

Meteor hunters: Orionids on show!

What will happen to the Earth when the Sun dies?

Rocks from space news!

What could cause the human race to become extinct?

2012 - The end of the world isn't nigh!

Are some stars bigger than the Earth?

What causes meteor showers?

What is Redshift?

What are the Northern Lights?

Is the world likely to end regarding astronomical changes in 2012?

My Blogs