• An Earth-circling or bit [ or An orbit ( a ) round ( or about ) the Earth ].
• A circumtellurian ( or circumterrestrial ) orbit .
• Putting the spacecraft into an Earth orbit requires that ...
• An Earth-circling or bit [ or An orbit ( a ) round ( or about ) the Earth ].
• A circumtellurian ( or circumterrestrial ) orbit .
• Putting the spacecraft into an Earth orbit requires that ...
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012