Asteroids squished can form a planet. Pluto is comets squished and has a comet's eccentric orbit Brinda Thomas responds to people demanding that Pluto, found to be comets squished together, be called a planet (2 June, p 8)
Letter: First class post - 9 June 2018
Published 6 June 2018
Issue no. 3181 published 9 June 2018
