A trio of secretive Russian satellites launched earlier this year has released a mysterious object into orbit, sparking interest among space trackers and analysts. The three satellites ...

Some satellites are already in polar orbit, and researchers called it a routine flight. transcript “3, 2, 1, ignition — and liftoff.” “T-plus 35 seconds into the Fram2 mission, the first ...

HELSINKI — China’s construction of a pair of communications megaconstellations could cloud low Earth orbit with large spent rocket stages for decades or beyond, according to analysts.