[bigbob]

Not beelions like Carl Sagan said?

[dragnet2]

Uh...The article is only referring to just our own tiny galaxy...Not the billions of other galaxies throughout the universe.

Only humans that assign high self importance to themselves, with a flat earth beliefs would buy earth is the only planet in the universe that harbors life. I don't subscribe to those dark age ideas.

[Red Steel]

100 million habitable planets is the conservative figure cited over decades.

The Drake equation: