Starry Space

Black Hole Light Refraction

A black hole is a region of spacetime exhibiting gravitational acceleration so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it. The theory of general relativity predicts that a sufficiently compact mass can deform spacetime […]

Starry Space

Space Shuttle Cockpit Reentry

The Space Shuttle was a partially reusable low Earth orbital spacecraft system that was operated from 1981 to 2011 by the U. S. National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program. Its official program name […]

Starry Space

NASA Ames Space

Lunar Prospector was the third mission selected by NASA for full development and construction as part of the Discovery Program. At a cost of $62. 8 million, the 19-month mission was put into a low polar orbit of the Moon, […]