Tech · Space Technology
which orbital debris tracking technologies improve collision avoidance for megaconstellations?
The rapid growth of megaconstellations intensifies demand for accurate orbital surveillance to prevent collisions and long-term degradation of low Earth orbit. Research by Nicholas L. Johnson NASA at the Orbital
how can photonic integrated circuits be hardened against space radiation effects?
Radiation in space degrades photonic integrated circuits by creating defects, trapping charge, and inducing transient events that change optical loss, phase, and device thresholds. This matters because satellites, deep-space probes,
how can modular payload interfaces accelerate satellite mission integration?
Modular payload interfaces reduce the time, cost, and risk of satellite integration by treating payloads as swappable, standardized components that connect to a common bus. This approach draws on decades
how can autonomous additive manufacturing build large lunar radio telescopes?
Autonomous additive manufacturing can enable very large lunar radio telescopes by combining on-site materials, robotic autonomy, and designs adapted to the Moon’s environment. The lunar far side offers an unusually
which sensors best detect subsurface ice deposits on small asteroids?
Detecting subsurface ice on small asteroids requires instruments that sense beneath the weathered surface and infer hydrogen or dielectric contrasts. The most reliable sensors combine active radio techniques with nuclear
how can distributed fiber-optic sensing monitor structural health of inflatable habitats?
Distributed fiber-optic sensing offers a continuous, high-resolution method to track the condition of soft-wall shelters and spaceborne inflatable habitats. By embedding or bonding optical fibers into seams and structural layers,
how can active magnetic shields protect astronauts from solar particle events?
Active exposure to high-energy protons and heavier ions from the Sun during eruptions presents one of the most immediate risks to crewed spaceflight. Solar particle events originate in solar flares
how can blockchain ensure secure satellite data provenance across constellations?
Satellite constellations produce high-value imagery and telemetry that underpin weather forecasting, disaster response, and territorial monitoring. Establishing trustworthy provenance for that data—who collected it, when, and how it was processed—is
how can adaptive optics on small satellites improve ground imaging through atmosphere?
The atmosphere imposes time-varying phase distortions on light traveling between the ground and low Earth orbit, limiting the effective resolution of downward-looking imagers. Robert K. Tyson at the University of
which autonomous inspection techniques detect subsurface damage in composite spacecraft structures?
Autonomous inspection of composite spacecraft focuses on noninvasive, sensor-driven methods that can find hidden delaminations, impact damage, porosity, and matrix cracking without disassembly. Several complementary techniques are used in robotic