Abstract. As Earth-observing sensors proliferate, scientific instruments grow more capable, and constellations generate terabytes per day, satellite operators face a…
1. Introduction — why now? Over the past decade metasurfaces—engineered two-dimensional arrangements of subwavelength scattering elements—have transformed electromagnetic design. By…
Abstract — A new class of robotic vehicles — space refueling drones — is emerging to refuel, reposition and service…
Abstract. Gravitational waves opened a new sensory channel on the cosmos with ground-based detectors such as LIGO and Virgo. Space-based…
Abstract — Lagrange points are uniquely useful locations for long-duration human outposts. They combine orbital mechanics advantages with strategic access…
Executive Summary Terahertz (THz) communications — broadly the electromagnetic spectrum roughly between 0.1 and 10 terahertz (100 GHz to 10…
Executive Summary Deep‑space human exploration — missions to the Moon, Mars, and beyond — faces a central challenge: radiation. Galactic…
Executive Summary The next era of space activity will be defined not just by rockets and crewed missions, but by…
Executive Summary As humanity scales up activity in Earth orbit and pushes farther into deep space, spacecraft face relentless environmental…
Introduction Humanity’s ambitions for exploring the solar system are expanding faster than ever. From robotic scouts probing primitive asteroids to…