Explain xkcd: It's 'cause you're dumb.
More specifically,a geoid.--Guru-45 (talk) 08:51, 7 August 2013 (UTC)
- Astronomers observe objects in the sky, not the Earth.--Dgbrt (talk) 11:19, 7 August 2013 (UTC)
Are you sure “Sphere” refers to “hemisphere” and not simply to earth? After all, she’s trapped on earth and not on the celestial sphere. Quoti (talk) 11:24, 7 August 2013 (UTC)