Solar System largely of materials with lower melting points. The boundary in the Solar System beyond which those volatile substances could condense is known as the frost line, and it lies at roughly 5 AU from the Sun. The objects of the inner Solar System are composed mostly of rock, the collective name for compounds with high melting points, such as silicates, iron or nickel, that remained solid under almost all conditions in the protoplanetary nebula. Jupiter and Saturn are composed mainly of gases, the astronomical term for materials with extremely low melting points and high vapour pressure, such as hydrogen, helium,
Twice as Far guest actress Merritt Wever as Denise Cloyd, who was introduced in the beginning of the sixth season. The character's death is different than in the comic book series. The episode also confirms that Austin Amelio's role is Dwight from the comics. He first appears in "Always Accountable" when he was only known as "D". The episode received mixed reviews from critics. It holds a 59% positive rating with an average score of 7 out of 10 on the review aggregator Rotten Tomatoes. The critics' consensus reads: "'Twice as Far' has a few powerful moments, but overall lacks enough focus or