Florence, an asteroid that came within 4.4 million miles (7.0 million kilometers) of Earth last week, has two small moons, according to radar images obtained by NASA.
Astronaut Peggy Whitson returned to Earth late Saturday, wrapping up a record-breaking flight that catapulted her to first place for U.S. space endurance.
The largest asteroid in more than a century will whiz safely past Earth on September 1 at a safe but unusually close distance of about 4.4 million miles (7 million kilometers), NASA said.
NASA is seeking suggestions from the public for a message to beam far, far out into space to the probe Voyager 1 in time for the 40th anniversary of its launch.
SpaceX is poised to launch an unmanned cargo ship toward the International Space Station Monday, including a super-computer that could direct astronauts on future deep-space missions.
A house-sized asteroid will shave past our planet on October 12, far inside the Moon's orbit but without posing any threat, astronomers said Thursday.
A three-man space crew from Italy, Russia and the United States on Friday arrived at the International Space Station for a five-month mission Friday.
A NASA spacecraft, Juno, has successfully peered into the giant storm raging on Jupiter, known as the Great Red Spot, and its first pictures should be out in days, the US space agency said Tuesday.
European and Japanese scientists Thursday proudly unveiled the BepiColombo spacecraft ahead of its seven-year journey to Mercury, to explore one of the Solar System's most enigmatic planets.
A chunk of ice bigger than the US state of Delaware is hanging by a thread from the West Antarctic ice shelf, satellite images revealed Wednesday.