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Venus Flagship Mission Study
VDRM Orbiter

VDRM Orbiter Conceptual Design

  • Launch Vehicle: Atlas V-551 (w/ 5 m diameter fairing)
  • Mass (CBE + Cont.): 5306 kg (wet); 2275 kg (dry)
  • Payload mass (CBE + Cont.): 290.4 kg
  • Design: Dual string design
  • Power: 32 m2 solar panels (9868 W EOL)
  • Attitude Control: 3 axis stabilized
  • Telecom: 4 m Ka/X-band (Orbiter-to-Earth to 34-m DSN antennas); 0.5m S-band (Orbiter-to-in situ); 2.5m S-band (Orbiter-to-in situ);
  • Functions: Relay telecom support for in situ elements (30 days); 6 months of aerobraking to science orbit; Science orbiter (2 years baseline & 2 years extended)
  • Science data return: ~300 Tbits of data to Earth over 2 years of science ops.