The story
- Biblical Hebrew · derived fromמְתוּשֶׁלַח
- English todayMethuselah
From Biblical Hebrew מְתוּשֶׁלַח (Məṯûšelaḥ), also spelled מְתוּשָׁלַח (Məṯûšālaḥ). The planet's name stems from the fact that, at the time of its discovery in 2003, it was the oldest known planet.
Etymology from Wiktionary, CC BY-SA 4.0.