#asteroid belt
- Alcestis — The original Greek form of the name Alcesta (Alcestis); it is also the name of a major main-belt asteroid (124 Alcestis), discovered in 1872 by the astronomer Christian Heinrich Friedrich Peters. In a mythological context, it refers to the play written by Euripides in 438 BCE, considered one of the oldest surviving works of the playwright.
- Alcmene — The original Greek and international form of the name Alcmena (Alkmene); it is also the name of a major main-belt asteroid (82 Alkmene), discovered in 1864 by the German astronomer Robert Luther. In a mythological context, it represents the central figure of works written across various cultural eras focused on the birth of Heracles.
- Antiope — The established Romanian form for the name of several feminine characters in Greek mythology, most famously the mother of the twins Amphion and Zethos, conceived with the god Zeus; it also designates a large main-belt asteroid (90 Antiope), remarkable for its unique symmetrical binary structure.