Laser-thermal propelled spacecraft in Earth orbit awaiting its departure. Credit: Creative Commons Attribution 4.0 International LicenseCould a laser send a spacecraft to Mars?That is a proposed mission from a group at McGill University, made to fulfill a solicitation from NASA. The laser, a 10-meter vast array in the world, would certainly heat up...
A SpaceX Cargo Dragon spacecraft docked to the International Space Station. Credit: NASAA retired microscope and samples from research studies on colloids and cellular signaling are among the load returning from the International Space Station aboard the 24th SpaceX commercial resupply services mission. The Dragon craft, which reached the station on December 22, 2021,...
On the left (SpaceX falcon 9 ). On the right (liquid oxygen). Credit: Derya OzdemirAs the COVID-19 cases increase across the globe as a result of the Delta variant, liquid oxygen (LOX), which hospitals employ to treat patients, remains in short supply. LOX is getting hard to find as demand increases, and COVID-19 patients...
