NASA's Advanced Composite Solar Sail System (ACS3) can be seen with the naked eye as it orbits Earth, and can be tracked with a helpful app. When you purchase through links on our site, we may ...

LightSail 2 is not using the solar sail to go to distant places but to simply keep itself in orbit above Earth. The spacecraft is currently orbiting at the altitude of 426 miles (687 kilometers ...

A NASA spacecraft erected a large, foil solar sail in orbit around Earth last week, after a failed attempt days earlier. However, subsequent observations of the spacecraft show it is "tumbling or ...

NASA hitched a ride aboard Rocket Lab’s Electron Launcher in New Zealand yesterday evening, and is preparing to test a new, highly advanced solar sail design. Now in a sun-synchronous orbit ...

B, Representative computational model shows lung stroma intraorgan structure of XCAT phantom that was developed using anatomically informed mathematic model. Inset shows enlarged view for better ...