List of chasmata on Mars
What follows is a list of chasmata on Mars. A chasma is a deep, steep sided, elongated depression similar to a canyon on Earth.
| Name | Coordinates | Notes |
| Arsia Chasmata | ||
| Ascraeus Chasmata | ||
| Australe Sulci | Part of Planum Australe | |
| Baetis Chasma | ||
| Candor Chasma | Part of Valles Marineris | |
| Capri Chasma | ||
| Ceti Chasma | ||
| Chasma Australe | Part of Planum Australe | |
| Chasma Boreale | ||
| Coprates Chasma | Part of Valles Marineris | |
| Echus Chasma | ||
| Elysium Chasma | ||
| Eos Chasma | Part of Valles Marineris | |
| Ganges Chasma | Part of Valles Marineris | |
| Hebes Chasma | ||
| Hellas Chasma | ||
| Hyblaeus Chasma | ||
| Hydrae Chasma | ||
| Ius Chasma | Part of Valles Marineris | |
| Juventae Chasma | ||
| Melas Chasma | Part of Valles Marineris | |
| Ophir Chasma | Part of Valles Marineris | |
| Pavonis Chasma | ||
| Promethei Chasma | Part of Planum Australe | |
| Tithonium Chasma | Part of Valles Marineris | |
| Ultimum Chasma | Part of Planum Australe |