...Hypothesis,' " in the celestial spaces are composed either of swarms of meteorites or of masses of meteoritic vapour produced by heat. The heat is brought about...vapour being finally condensed into a solid globe." Such a photograph as that of Messier 51 seems to represent the above words in picture form. Prof. Ritchey,...

...Variability in Light and Color of Cosmical Bodies. Among his principal General Conclusions are: that all self-luminous bodies in the celestial space are...either of swarms of meteorites or of masses of meteoric vapor produced by heat. The heat is brought about by the condensation of meteor-swarms due to gravity,...

...in the celestial spaces are composed either of swarms of meteorites or of masses of meteoritic vapor produced by heat. The heat is brought about by the condensation of meteor-swarms due to gravity, the vapor being finally condensed into a solid globe. The existing distinction...

...important work contains all the author's investigations on the subject, and includes his proposition that 'all self-luminous bodies in the celestial space are...meteorites, or of masses of meteoric vapour produced by heat '. 1533 STARGAZING : Past and Present, with frontispiece and 217 woodcuts, 8vo. cl., or, hf. bound...

...swarms of meteorites, or of masses of meteoritic vapour produced by heat. The heat is brought about by condensation of meteor swarms due to gravity, the...vapour being finally condensed into a solid globe." * Starting from a scattered meteor-swarm, he conceives that the individual meteorites would, by virtue...

...name, published in 1890. The fundamental proposition wrought out in it was that " all self-luminons bodies in the celestial space are composed either of swarms of meteorites, or of masses of meteoritic vapour produced by heat." l On the basis of this supposed community of origin, sidereal...

...comets are "local concentrations of celestial matter." The fundamental idea of Lockyer's theory is that "all self-luminous bodies in the celestial space are...either of swarms of meteorites or of masses of meteoric vapor produced by heat. The heat is brought about by the condensation of meteor swarms due to gravity,...

...quoted here,) at the following general conclusions : " All self-luminous bodies in the celestial spaces are composed either of swarms of meteorites or of masses of meteoric vapor produced by heat. The heat is brought about by the condensation of meteor-swarms due to gravity,...

...work bearing that name, published in 1890. The fundamental proposition wrought out in it was that " all self-luminous bodies in the celestial space are...meteorites or of masses of meteoric vapour produced by heat."1 On the basis of this supposed community of origin, sidereal objects were distributed in seven...

...pushed this conclusion to the point of believing that "all self-luminous bodies in the celestial spaces are composed either of swarms of meteorites or of masses of meteoric vapor produced by heat," and he draws from this many important deductions relating to the origin of...