In Greek mythology, Phobos ("fright") was the personification of fear and horror. He was the son of Ares and Aphrodite. He, his brother Deimos, and the goddess Enyo accompanied Ares into battle. His Roman equivalent was Timor. Greek mythology comprises the collected legends of Greek gods, goddesses, heroes, and heroines, originally created and spread within an oral-poetic tradition. ... Fear is an unpleasant feeling of perceived risk or danger, real or not. ... Horror can be thought of as the feeling of dread and anticipation that occurs before something frightening is seen or otherwise experienced. ... This article is about Ares, the Greek god of war. ... Aphrodite (Αφροδίτη, risen from sea-foam) is the Greek goddess of love and beauty. ... In Greek mythology, Deimos (dread) was the personification of dread. ... In Greek mythology, Enyo (horror) was an ancient goddess known by the epithet Waster of Cities and frequently depicted as being covered in blood and carrying weapons of war. ... Roman mythology can be considered as two parts. ... Timor (pronounced tee-mor) is an island at the south of the Malay Archipelago, divided between the independent state of East Timor, and Indonesia. ...

Asaph Hall, who discovered the moons of Mars, named one Phobos. Asaph Hall (October 15, 1829 – November 22, 1907) was an American astronomer who is most famous for having discovered the moons of Mars (namely Deimos and Phobos) in 1877. ... Mars is the fourth planet from the Sun in the solar system, named after the Roman god of war (the counterpart of the Greek Ares), on account of its blood red color as viewed in the night sky. ... Phobos (foe-bus, Greek Φόβος) is the larger and innermost of Mars two moons, named after Phobos, son of Ares (Mars) from Greek Mythology. ...

In the centre [of the Shield of Herakles] was Phobos (Fear) worked in adamant, unspeakable, staring backwards with eyes that glowed with fire. His mouth was full of teeth in a white row, fearful and daunting, and upon his grim brow hovered frightful Eris (Strife) who arrays the throng of men ...

Upon the shield Proioxis (Pursuit) and Palioxis (Flight) were wrought, and Homados (Tumult), and Phobos (Panic), and Androktasie (Slaughter). Eris (Strife) also, and Kydoimos (Uproar) were hurrying about, and deadly Ker (Fate).

–Shield of Heracles 139f