After 11 years, NASA's asteroid-hopping spacecraft is running out of fuel Here are some highlights from its journey.
Currently, six companies Bigelow
While Mars is our current focus for human exploration , telepresence could expand
To understand how life in space affects humans, scientists are investigating
NASA has an unusually bold plan to find life on Europa For the first time since the Viking mission failures, the space agency may take the direct approach.
Description: Many hopefuls have signed up for a one-way ticket to the red planet.