The LWS Program provides missions to improve our understanding of how and why the Sun varies, how the Earth and Solar System respond, and how the variability and response affects humanity in Space and on Earth.

LWS Mission Status

• GDC
  Launch Date: TBD
  Phase A: Concept & Technology Development
• HERMES
  Launch Date: NET October 2025
  Phase D: System Assembly, Integration & Test, Launch
• For all Living With a Star Missions

NET = No Earlier Than
TBD = To Be Determined

Related Sites

• NASA Science Heliophysics
• Explorers and Heliophysics Projects Division (EHPD)
• LWS Targeted Research and Technology (TR&T)
• International Living With a Star (ILWS)
• Explorers Program
• Solar Terrestrial Probes Program (STP)