The STP Program provides missions to understand the fundamental physics processes from the Sun to Earth, to outer planets, and beyond to the interstellar medium.

STP Mission Status

• GLIDE
  Launch Date: February 2025
  Phase B: Design & Technology Completion
  
• IMAP
  Launch Date: February 2025
  Phase C: Final Design & Fabrication
• Solar Cruiser
  Launch Date: February 2025
  Phase B: Design & Technology Completion
  
• For all Solar Terrestrial Probes Missions

Related Sites

• NASA Science Heliophysics
• Explorers and Heliophysics Projects Division (EHPD)
• Explorers Program
• Living With a Star Program (LWS)