I know a lot died but if he didn't I would think it was a success because if he didn't die he did succeed because he was the one conducting the mission am I right?
If the legacy that was left from the voyage, it was very successful.
They discovered the Philippines, "new" animals were observed such as llamas and penguins, the biggest ocean on earth's name was giving by Magellan "pacific", places in astronomy are named after him: Magellanic Clouds (galaxies), Magellan Crater (Moon) and Magellan Crater (Mars)
