A camera captures the second stage of solar sail deployment on the Japanese Ikaros mission. Four thin tethers that mechanically connect the solar sail membrane with the main body can be seen extending ...

Who is Flint? Well, if you’ve been watching Starz’s Black Sails right along, you know him well — but you’re jumping on board this season because of the buzz, or because the show is in its final season ...

This graphic by the Japan Aerospace Exploration Agency depicts a potential solar sail mission to Jupiter propelled only by the sun's light. An artist concept of an electric solar sail. The center ...