The scar, known as Aganippe Fossa, cuts across the lower flank of one of the Red Planet’s largest volcanoes, Arsia Mons. The ravine was first spotted in 1930, but this is the first time ...

The striking surface feature, named Aganippe Fossa, is a graben — a "ditch-like groove with steep walls on either side," ...

Listry wrested it from their grasp and used it to brilliant effect. Ahead of a final with Fossa next weekend the character they showed to come from seven-points down is sure to be encouraging.