Angielski | Polski |
---|---|
helion noun nucleus of a helium-3 atom | helionnoun |
aphelion noun point in the elliptical orbit of a planet where it is farthest from the Sun | afeliumnoun apheliumnoun |
parhelion | |
perihelion noun point in the elliptical orbit of a comet, planet, etc., where it is nearest to the Sun | peryheliumnoun |