A Brazilian researcher just found a 153-day route to Mars inside a file that asteroid trackers had already discarded as too rough to use, and it raises a reasonable question about what else is in the

A study published in April 2026 in the peer-reviewed journal Acta Astronautica identifies a set of Earth-to-Mars trajectories that could, in principle, cut round-trip mission time to as little as 153 days, against the roughly two to three years current mission profiles require. The author, Marcelo de Oliveira Souza, a cosmologist at the State University […]