The Human Cost of Space Exploration: What It Means to Leave Behind As Lai Ka ying blasted off into space on Sunday, her family's concerns were far from out of this world.
For them, the hardest part of her six month mission wasn't the physical demands or isolation from loved ones – it was the emotional toll of leaving behind those who depend on her.
Lai Ka man, Ka ying's elder sister, spoke candidly about the impact of her sibling's departure on their family.