How do flat Earthers explain the existence of other spherical planets?

Read also:

• What are the causes of over sweating?
• Why do people say "tall, dark, and handsome" when they actually mean "tall, white, and handsome"?
• Sorry, Trump supporters, but eventually it will have to be asked: Why didn't Trump do as well in his first term as he is doing NOW?
• Aaron Rodgers Brings Different Energy Than Russell Wilson, Pryor Says: 'Maybe That's What The Steelers Need' - Steelers Depot
• What are the logical reasons against requiring an ID to vote in the USA? If the government offered to provide IDs for this purpose I fail to see why people are against it.
• Quo perferendis neque at temporibus pariatur quis.
• Voluptate ea explicabo culpa.
• What does it mean if someone asks if it’s pink?
• Aut adipisci dolorum ut aliquam consequuntur quas.
• Manny Machado, pitching power Padres to series win over Brewers - San Diego Union-Tribune
• How do I overcome attachment issues?
• Was Daenerys' downfall inevitable after she left Meereen in Game of Thrones?
• What do you think will be the biggest factor in determining whether Daniel Penny was justified in believing that Jordan Neely had posed a deadly threat in the manslaughter trial?
• 12 Shocking Celebrity Revelations From This Week That You Simply Won't Believe - BuzzFeed