4D——NASA

nasa 4dThis value should be one of SM, GSM, GSE, GM, GEO, GEI_J2000, GEI_TOD. This parameter is optional and defaults to the 4D Orbit Viewer's default value. resolution: small integer: ThisNASA are stepping straht into the future of textiles with their 4D printed ‘space fabric’—a metallic material intended to be used like ‘chain mail’ to protect astronauts