A team of engineers has been at work for the past three years to develop a space cleanup satellite. The intent is to eliminate threatening, human-made orbital debris.
NASA astronaut Scott Kelly is one of two people trying to last a year in space. These are some of his best pictures so far.
The orbiting International Space Station has shifted in position after an engine glitch on a docked spacecraft which is due to bring astronauts back to Earth this week.
For the most part, Pluto’s four small moons appear to orbit harmoniously and precisely around the equatorial region of the dwarf planet, but appearances can be deceiving.
A Russian cargo ship that failed to reach the International Space Station following launch April 28 fell out of orbit Thursday night and burned up in the atmosphere, the Russian space agency Roscosmos reported.
Jupiter's early migration through the inner solar system caused gravitational mayhem, but it ultimately settled to allow Earth to form in a relatively quiet neighborhood.
For only the second time, an exoplanet living with an expansive family of four stars has been revealed.
The European Space Agency is preparing for launch next week of a small reusable spacecraft that is due to make its first test run beyond the atmosphere.
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