Jupiter Europa Orbiter

Not to be confused with Jovian Europa Orbiter.
Jupiter Europa Orbiter

Montage with JEO
Operator NASA
Mission type Orbiter
Launch date 2020
Launch vehicle Delta IV-H, Ares V or Atlas V
Mission duration cruise period 5-6 years, science period 3 years
Orbital insertion date Proposed: 2025–2026
Homepage ESA Webpage on Laplace/EJSM
Mass 1371 kg
Power MMRTGs
Orbital elements
Semimajor axis 100 km (final orbit around Europa)
Inclination 95°–100° (final orbit around Europa)

As a part of the defunct Europa Jupiter System Mission – Laplace (EJSM/Laplace), the Jupiter Europa Orbiter (JEO) was a proposed orbiter probe slated for lift-off in 2020 and planned for detailed studies of Jupiter's moons Europa and Io as well as the Jovian magnetosphere.[1] Its main goal would have been to look for evidence of a possible subsurface ocean.[2]

In June 2015, a more economical mission, the Europa Multiple-Flyby Mission (Europa Clipper) was approved by NASA and entered the formulation stage.[3] While orbiters like the JEO would be in the $2-$4B range, a multi-flyby spacecraft like the Europa clipper is estimated to cost much less.[4]

References

  1. "A drop in the bucket is plenty". The National. November 5, 2009. Retrieved 2009-11-08. |first1= missing |last1= in Authors list (help)
  2. Jupiter Europa Orbiter (JEO) Concept
  3. Howell, Elizabeth (20 June 2015). "NASA's Europa Mission Approved for Next Development Stage" Space.com. Retrieved 2015-06-21.
  4. Kane, Van (26 August 2014). "Europa: How Less Can Be More". Planetary Society. Retrieved 2014-08-29.


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