Helyum, neon, argon, kripton, ksenon ve radon soy gazlardır.
- Helium, neon, argon, krypton, xenon and radon are noble gases.
Jüpiter esas olarak hidrojen ve helyumdan oluşan bir gezegendir.
- Jupiter is a planet principally composed of hydrogen and helium.
... the universe needs more to work with than just hydrogen and helium. ...
... And in Brookhaven National Laboratory in Long Island just recently, they detected anti-helium. ...