• A planetary satellite , or more simply , a moon, is a solid object orbiting a planet.
• Simply stated , a rock is younger than the youngest rock which it cuts or within which it is intruded.
• A planetary satellite , or more simply , a moon, is a solid object orbiting a planet.
• Simply stated , a rock is younger than the youngest rock which it cuts or within which it is intruded.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012