Scientists have multiple theories that explain how the solar system formed the favoured theory proposes that the solar system formed from a solar nebula where the sun was born out of a concentration of kinetic energy and heat at the centre while debris rotating the nebula collided to create the planets. The solar system investigating science paperback january 1 1986 by margaret treimer author see all formats and editions hide other formats and editions. Solar system grades 1 3 investigating science series paperback january 1 2000 by beth a miller author 50 out of 5 stars 1 rating see all formats and editions hide other formats and editions price new from used from paperback january 1 2000 please retry 699 300 259 paperback 699 6 used from 259 4 new from 300 previous page reading age 6 years and up print