Space watch articles - Page: 3

What is the barrier between Earth and space called?

The boundary separating our terrestrial atmosphere from the vastness of space is not marked by a sudden wall or a dramat...

Do rockets use fuel in space?

The simple answer to whether rockets still need fuel once they are already in the vast emptiness of space is an emphatic...

Is China's space program better than the US?

The comparison between the space programs of the United States and China has shifted from a distant gap to a near-term c...