The Celestial Empire, Standing Tall Above the Deep Space

If humanity can't break through the barriers of light speed and space within the time we have, we'll be trapped on Earth and slowly fade away!

I am Chen Chen, pioneer of civilization, explorer of the universe, hero of humanity.

Master Chief, even though you can't return for now, the Halo Indexer has made it back to your universe. Cortana and I will find a way to send you back again...

Pure sci-fi (probably), no fantasy, soft sci-fi. Nothing wrong with that.

The Dark Forest? The Galactic Federation welcomes Earthlings to join...