The European Space Agency is moving forward with a domestic radar solution for its Envision mission as NASA's contribution remains uncertain.

Key facts
- •ESA has delayed the Envision mission launch to 2032 to allow time for the development of a European radar.
- •NASA's VERITAS mission is delayed until at least 2031 due to funding constraints.
- •The joint NASA-ESA Venus Science Coordination group has been suspended.
- •ESA is assessing how to fill NASA's roles in the LISA and New Athena missions.
- •Congress restored funding for the Rosalind Franklin Mars rover, which is scheduled for a 2028 launch via SpaceX.
The European Space Agency (ESA) is proceeding with the development of a European-made radar for its Envision mission to Venus. ESA officials have initiated this move as they await formal confirmation regarding NASA's participation, which appears unlikely to include the radar instrument. To accommodate the development of this new hardware, ESA has rescheduled the Envision launch from its original timeline to 2032.
Impact on NASA Venus Missions
NASA's own Venus exploration efforts face significant delays. The VERITAS radar orbiter, originally slated for the late 2020s, has been pushed to no earlier than 2031 due to funding issues at NASA and the Jet Propulsion Laboratory. Additionally, the joint NASA-ESA Venus Science Coordination group has been suspended following budgetary changes in the United States.
Broader Cooperation and Future Outlook
ESA is currently evaluating how to address NASA's potential withdrawal from other collaborative projects, including the LISA and New Athena missions. While NASA remains a primary partner for the International Space Station and Artemis, ESA is exploring other avenues for cooperation. This includes recent joint work with China, such as the SMILE mission and the inclusion of an ESA instrument on the Chang'e 6 lunar landing.
Timeline
- 2024An ESA instrument arrived on the lunar surface aboard China's Chang'e 6 mission.
- 2028The Rosalind Franklin rover is scheduled to launch.
- 2031The earliest possible launch date for NASA's VERITAS mission.
- 2032The rescheduled launch year for the ESA Envision mission.
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This article was independently rewritten by ManyPress editorial AI from reporting originally published by Ars Technica.

