A Soviet-era spacecraft meant to land on Venus a half century ago is expected to plunge uncontrolled back to Earth within days.

A spacecraft launched more than 50 years ago is expected to make an uncontrolled reentry into Earth’s atmosphere in the ...

Astronomers have caught a black hole far from the center of its galaxy ripping a star to shreds — offering for the first time ...

A half-ton spacecraft launched by the Soviet Union 53 years ago is expected to fall back to Earth this weekend.