Former SpaceX engineers explain how the US's first moon landing mission in decades may have gone wrong and how to prevent similar anomalies

• Space company Astrobotic's lunar lander won't reach the moon after a fuel leak.
• Two former SpaceX employees explained how to prevent and troubleshoot anomalies during missions.
• Most space companies don't operate like SpaceX does, they said, which can lead to mistakes.

Astrobotic's lunar lander Peregrine won't make it to the moon following a fuel leak. The NASA-backed mission was meant to be the first time a private company's spacecraft landed on the moon.