For more information about this mission, click on the
figure.

Technology Requirements

  • Imaging systems for X-rays and gamma rays
  • Long-lifetime in-orbit cooling systems
Science Objectives
  • Particle acceleration mechanisms
  • Location and nature of energy release
  • Imaging spectroscopy of astrophysical sources

    Mission Description

    • Delta-class launch vehicle
    • Sun-synchronous orbit for uninterrupted solar viewing
    • Spin-stabilized spacecraft to provide signal modulation

    Measurement Strategy

    • High-spectral resolution detectors coupled to arc-second imaging system
    • Time-tagged photon detection; minimal on-orbit processing
    • Determination of temporal/spatial dependence of hard X-ray spectrum
    • Measurement of gamma-ray line intensities and shapes