@fact.bit: The Moon’s got a secret that’s out of this world! The South Pole-Aitken Basin, a 1,600-mile-wide crater on the Moon’s far side, is the oldest and deepest impact site known, formed 4 billion years ago. Scientists in 2025 confirmed it could hold clues to Earth’s origins and even ancient water. NASA’s gearing up to explore it! This cosmic scar is trending on #LearnOnTikTok for a reason—it’s mind-blowing! Follow FactBit for daily facts, comment your thoughts, or share with your crew! #DidYouKnow #SpaceFacts #LearnOnTikTok #FactBit #MoonMystery