Page:The evolution of worlds - Lowell.djvu/72

48 Wolf-Rayet stars, due to hydrogen, helium, and so forth. These later observations make practically certain

what earlier ones permitted us just now only to infer: that it is not composed of stars, but of something subtler still; to wit, of meteorites. The reasoning is interesting, as showing that if one have hold of a true idea, the stars in their courses fight for him.

Although Lockyer has long been of opinion that the