Fifth planet (hypothetical) into the Sun. Unlike the Disruption Theory's fifth planet, "Planet V" is not credited with creating the asteroid belt. The concept of a fifth planet which had been destroyed to make the asteroid belt, as in the Disruption Theory, has been a popular one in fiction. Fifth planet (hypothetical) In the history of astronomy, a handful of Solar System bodies have been counted as the fifth planet from the Sun. Under the present definition of a planet, Jupiter is counted as the fifth. There are three main ideas regarding hypothetical planets between Mars and Jupiter. During the early 19th century,
Third Rock from the Sun for four weeks. Third Rock from the Sun Third Rock from the Sun is the fourth studio album by American country music artist Joe Diffie. Diffie's breakthrough album, the first five tracks were all released as singles, and all charted on the "Billboard" Hot Country Singles & Tracks (now Hot Country Songs) charts. Of these five singles, "Pickup Man" and the title track were both Number One hits, "So Help Me Girl" reached #2, "I'm in Love with a Capital 'U'" reached #21, and "That Road Not Taken" peaked at #40. "Pickup Man" was also Diffie's longest-lasting Number One, having