Añade un argumento en tu idiomaThe well-known astronomer Heather Couper discovers the secrets of the planets, their past, present and future. Using their knowledge of science and astronomy, she tells us the truth about th... Leer todoThe well-known astronomer Heather Couper discovers the secrets of the planets, their past, present and future. Using their knowledge of science and astronomy, she tells us the truth about the human race's home and the other planets where perhaps others lifeforms exist.The well-known astronomer Heather Couper discovers the secrets of the planets, their past, present and future. Using their knowledge of science and astronomy, she tells us the truth about the human race's home and the other planets where perhaps others lifeforms exist.