English term or phrase: Aerospace

Explanation:

Rightly said by langclinic that the term encompasses the earth's atmosphere as well as the space beyond. Also the name of that branch of sciences.

Hindi Translation:

एयरोस्पेस, विमान-निर्माण, विमान-संचालन
अंतरिक्ष प्रौद्योगिकी, हवाई-क्षेत्र
वातावरण