The European Space Agency's ERS-2 Earth observation satellite was spotted in space as it prepares to make a fiery reentry into Earth's atmosphere on Feb. 21.
On Feb. 14, the U.S. Congress learned that Russia is creating a mysterious space-based nuclear weapon to target satellites. The capability is still in development and the launch of such a weapon does "not appear imminent."
Four days after launching on its third-ever mission, China's mysterious Shenlong robotic space plane has deployed 6 unknown objects into orbit. Some of them appear to be emitting signals.
Little is known about China's experimental Shenlong space plane or its objectives. The spacecraft just launched on its 3rd-ever mission.
A Russian spacecraft undocked from the International Space Station, only to burn up in Earth's atmosphere hours later as part of a routine waste disposal mission.
Ganymede, one of the largest moons in the solar system, possesses a salty subsurface ocean that may contain organic compounds, new research finds.
The FCC issued its first-ever fine for a space debris violation, slapping the DISH satellite TV company with a $150,000 penalty.
In the agency's first public report on unidentified anomalous phenomena (UAP), NASA experts admit "we don't know what these UAP are."
The James Webb Space Telescope spied a cosmic question mark in deep space while observing two young stars located more than 1,000 light-years from Earth.
During a congressional hearing on Wednesday (July 26), military witnesses claimed that evidence of non-human technology is being hidden from the public.
The government is investigating hundreds of military UFO reports, but only a small fraction are truly "anomalous."
Three astronauts are scheduled to fly home on the capsule in March 2023. Now that may no longer be possible.