Don't save any confetti for a semicentennial celebration, however — the ISS is in its home stretch. NASA and its partners ...

The low Earth orbit in which the International Space Station (ISS) resides is very a dangerous place. At only 211.3 mi (340 km) above sea-level, the space station must constantly strive to avoid ...

The Australian Space Agency said the object "is likely a propellant tank or pressure vessel from a space launch vehicle." ...

A dead satellite and an old rocket part, each roughly the size of a small car, would have littered orbit with space junk if ...