A NASA spacecraft just became the closest human-made object to reach a ... During the perihelion—the point in an orbit when a celestial body is closest to the sun— the mission operations ...

Their invention, the pineal gland simulator and regulator — or “Pinacal” — simulates the effects of sunset and sunrise in order to stimulate hormones, which in turn causes astronauts to experience a ...

"The 475-km orbit sits slightly above the typical human presence orbit of 370 km - 450 km, and the inclination was selected to ensure coverage of most global land masses while considering safety ...

The China Manned Space Agency (CMSA) on Monday released its first-ever progress report, providing a comprehensive summary of the scientific research and applications conducted in China's space station ...