1) Impact crater on Mars 
Sevel is an acronym of `Société Européenne de Véhicules Légers`, used by PSA Peugeot Citroën and Fiat for a joint venture of factories building cars for both carmakers. Formerly, Alfa Romeo, Lancia and Talbot were also part of the joint venture. Sevel Argentina was its subsidiary. This PSA/Fiat joint venture is reported by Reuters to end, .....