Small-body mission · NASA (proposed; Cornell)

CAESAR (concept)

A NASA New Frontiers proposal to return a sample from comet 67P/Churyumov–Gerasimenko — the comet Rosetta explored. It was a finalist in the New Frontiers 4 competition but was not selected (Dragonfly was chosen instead).

Concept / proposedSample-Return Mission

Targets & sample

Also:Comet 67P/Churyumov–Gerasimenko (proposed)

Mission & science

Goals: Return a sample of comet 67P to Earth for laboratory analysis of cometary volatiles and organics.
Outcome: Not selected in New Frontiers 4 (2019); a studied concept only.
Known limitations: A proposal, never built or flown.

Knowledge connections

Member of groupSample-Return Mission

Sources

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.

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