Discovery and exploration of the Solar System Discovery and exploration of the Solar System Discovery and exploration of the Solar System is observation, visitation, and increase in knowledge and understanding of Earth's "cosmic neighborhood". This includes the Sun, Earth and the Moon, the major planets including Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune, their satellites, as well as smaller bodies including comets, asteroids, and dust. For many thousands of years, astronomers maintained a geocentric world view and did not recognize the existence of a Solar System. Most believed Earth was stationary at the center of the Universe and categorically different from the divine or ethereal objects
Twice as Far depth to make up for jumbled storylines, a pointless death, and a frustrating finish." Matt Fowler from IGN gave it an 8 out of 10 and positively commented on the two supply run missions and Denise's storyline, but felt Carol's decision to exile herself did not work. Zack Handlen of "The A.V. Club" gave the episode a "B+" grade. The episode averaged a 6.0 rating in adults 18-49, with 12.686 million viewers overall, a slight rise from the previous episode. Twice as Far "Twice as Far" is the fourteenth episode of the sixth season of the post-apocalyptic horror television series