> as lemmas

1876 J. Tyndall Fragm. Sci. (ed. 5) ii. v. 460 Whether..the..molten condition of our planet was..due to the collision of cosmic masses or not.

1881 W. B. Carpenter Microscope §706 The presence of extremely minute particles..which there is strong reason for regarding as cosmic dust.

1903 A. M. Clerke Probl. Astrophysics ii. iii. 189 The entire Orion region..is pervaded with cosmic fog.

1927 A. S. Eddington Stars & Atoms 67 This..demonstrates the existence of a cosmic cloud pervading the stellar system.

1958 New Statesman 23 Aug. 214/2 Jeans's volcanic ash has been replaced today by the theory of ‘cosmic dust’—a much more intriguing one. This maintains that the elemental particles from which the celestial bodies have been formed and which are travelling in Space get caught in the gravitational field of the moon and settle on it.

1962 Listener 29 Nov. 902/2 Studies of ‘cosmic dust’ in space.

1964 R. H. Baker Astron. (ed. 8) xvi. 465 A great complex of cosmic clouds is centered in the region of Scorpius and Ophiuchus.

1964 R. H. Baker Astron. (ed. 8) xvi. 468 Interstellar lines..are absorbed in the spectra of stars by intervening cosmic gas.

1968 Nature 7 Dec. 1016/1 A good criterion for recognizing particles of cosmic dust on the Earth is the detection of radionuclides such as aluminium-26, formed by the action of cosmic rays on dust in free space.