William Shatner narrates this look back at how the idea for the space shuttle was born; it also details what needs to happen for a space shuttle mission to take place.
Mars' ancient climate is one of our Solar System's most perplexing mysteries. The planet was…
Space debris, which consists of pieces of spent rocket stages, satellites, and other objects launched…
If I ask you to picture a radio telescope, you probably imagine a large dish…
The Hubble Space Telescope was carried to space inside the space shuttle Discovery and then…
In 1963, the Arecibo Observatory became operational on the island of Puerto Rico. Measuring 305…
The theory of black holes has several mathematical oddities. Recent research shows our understanding of…