Questions with the keyword 'earth'

• do you reckon human civilisation will ever discover another habitable/earth-like planet? by xxxx98 to Evan Comments: (No comments so far )
• What is the average distance from were you’r standing to the horizon? by gummybear to Ailsa Comments: (No comments so far )
• why is the place that earth is in called the Goldilocks zone by mallfunbunny to Evan Comments: (So far, one comment )