Jüpiter esas olarak hidrojen ve helyumdan oluşan bir gezegendir.
- Jupiter is a planet principally composed of hydrogen and helium.
Tom balonları helyumla doldurdu.
- Tom filled the balloons with helium.
... They fuse hydrogen into helium, helium into lithium, ...
... We have two anti-protons with two anti-neutrons to create anti-helium. So in principal, ...