Introduction: NASA's solar system exploration paradigm : the first fifty years and a look at the next fifty / James L. Green and Kristen J. Erickson -- Part I. Overview. Exploring the Solar System : ...

Astronaut Neil Armstrong transmitted that striking statement back to Earth on July 20, 1969, from the surface of the moon. President John F. Kennedy made the dramatic pledge in 1961 to land a man on ...

It’s said that history is written by the victors. But at the same time, those victors often end up mythologizing the brave, failed losers that came before them. According to National Geographic ...

Add Yahoo as a preferred source to see more of our stories on Google. With the start of the new year, we're starting a new feature. We're bringing you daily facts on the history of human space ...