Formation and evolution of the Solar System owe its substantially lower mass simply to having formed a few million years after Jupiter, when there was less gas available to consume. T Tauri stars like the young Sun have far stronger stellar winds than more stable, older stars. Uranus and Neptune are thought to have formed after Jupiter and Saturn did, when the strong solar wind had blown away much of the disc material. As a result, those planets accumulated little hydrogen and helium—not more than each. Uranus and Neptune are sometimes referred to as failed cores. The main problem with formation theories for these planets is the
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