Age of Cosmic Exploration - Chapter 478: Last Chapter

... our original home planet, we were forced to find our way in the vast space. The cosmos was not the heaven we imagined, but a real hell. Every step, every improvement, was built upon blood and sacrifice. This was humanity's… age of cosmic exploration."

A teen said with a smile. Gathered before him were several children with their eyes opened wide. The teen suddenly stopped like he was reminiscing about the past or thinking about something.

"Grandpa… Grandpa!"

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