There is interesting new work from Cool Worlds. A quasite is a conceptual space-based satellite system proposed by the Cool ...

Solar Cruiser, part of the SWIFT constellation, will measure solar wind at several vantage points for better interplanetary ...

NASA's Advanced Composite Solar Sail System (ACS3) will be visible from the ground. Find out when you can see it on the NASA ...

Tacking—a maneuver used to sail a boat against the wind, changing direction in a zig-zag fashion—is one of the most difficult but necessary sailing maneuvers. While tacking is common, the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

A solar sail is a hair-thin reflective surface—simulating a very thin mirror—that spans about a third of a football field.

A solar sail could enable SWIFT to enter an otherwise unstable sub-L1 orbit without the risk of running out of fuel. NASA successfully launched its first solar sail in 2010.

A solar sail could enable SWIFT to enter an otherwise unstable sub-L1 orbit without the risk of running out of fuel.