Opis
Twice as big in volume as the Earth, HD 40307g straddles the line between “Super-Earth” and “mini-Neptune” and scientists aren’t sure if it has a rocky surface or one that’s buried beneath thick layer of gas and ice. one thing is certain, though: at eight time the Earth’s masss, its gravitational pull is much, much stronger.
Plakati se ispisuju na antirefleksnom mat papiru gramature 200 g/m2.
Recenzije
Još nema recenzija.