What is the new ‘steep challenge’ for Nasa’s Mars rover The Times of IndiaNASA’s Mars explorer begins challenging journey to Crater summit The Indian ExpressNASA’s Perseverance rover on Mars begins steep climb to rim of a crater The Economic TimesPerseverance Rover’s New Challenge: Climbing Mars’ Jezero Crater Rim OneindiaNasa’s Perseverance rover on Mars begins steep climb to rim of crater Business Standard