PROGRAM 03 / 03
JAXA · Deep-Space Antenna · 2024
High-gain antenna and deployment mechanism for a JAXA deep-space probe. Required sub-arcminute pointing after a 7-year cruise phase with no re-calibration opportunity.
SCROLL TO ASSEMBLE
Talking across a billion kilometres.
REFLECTOR
CFRP monocoque dish, gold-coated mesh reflector surface, surface accuracy RMS < 0.3 mm.
POINTING
Two-axis gimbal with resolver feedback. Qualified to sub-arcminute accuracy across −180 °C to +120 °C.
QUALIFICATION
Thermal-vacuum, vibration, acoustic, and deployment shock to JAXA JERG-2 standards.
PROGRAM PARTNERS