A heat-resistant shell that protects a spacecraft during travel through an atmosphere(noun)
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Use "aeroshell" in a sentence
"Beginning just after the aeroshell is jettisoned at an altitude of about 5 miles, MARDI will acquire a series of wide-angle, color images of the landing site all the way down to the surface."
"It would be launched from Earth - probably atop a Delta II rocket stack - and fly to Mars packaged in an "aeroshell" re-entry capsule."
"X-33 (the Venturestar version) was doomed to failure as an SSTO because of all the structural penalties they paid with side-by-side-tank/aeroshell concept that they adopted."