interstellaradj.

1626 F. Bacon Sylua Syluarum §354–5 The Interstellar Skie..hath..so much Affinity with the Starre, that there is a Rotation of that, as well as of the Starre.

1674 R. Boyle Excellency Theol. ii. iv. 178 The inter-stellar part of heaven, which several of the modern Epicureans would have to be empty.

1822 P. B. Shelley Hellas 38 The sapphire floods of interstellar air.

1862 R. H. Patterson Ess. Hist. & Art 10 This efflux occasions a thrill, or vibratory motion, in the ether which fills the intersellar spaces.

1880 R. A. Proctor Poetry of Astron. (1881) xi. 378 A comet arriving from remote interstellar space.

1926 A. S. Eddington Internal Constit. Stars xiii. 377 Fixed calcium lines..are formed either in an envelope surrounding the whole system or during the passage of the light through interstellar space.

1926 A. S. Eddington Internal Constit. Stars xiii. 379 The question..arises whether, granting that there is a cloud extending through interstellar space, the fixed lines are produced uniformly during the transit of the light from the star to the earth.

1930 Astrophysical Jrnl. 72 199 A star at a distance of 200 parsecs from the sun should show an interstellar K line of intensity 2.

1936 S. Rosseland Theoret. Astrophysics xxiii. 345 An intensive study of interstellar absorption is a necessary feature of stellar spectroscopy.

1937 Physical Rev. 52 762/1 A third hypothesis..seems to point toward a physical relationship between space reddening (presumably caused by interstellar dust) and the formation of the spectral line.

1937 Whipple & Greenstein in Proc. National Acad. Sci. U.S.A. 23 178 The energy density in the galactic nucleus will be considerably increased, resulting in an increased temperature and emission for the interstellar particles.

1946 A. Huxley Let. 18 Mar. (1969) 539 People either wanted to talk about themselves, their job and their country; or else they couldn't stick to the point at issue, but wandered off into interstellar space.

1950 O. Struve Stellar Evol. ii. 106 All indications are that interstellar matter can and does condense into protostars which later form real stars.

1950 Jrnl. Brit. Interplanetary Soc. 9 154 Interstellar Rockets with Atomic Fuel. This, of course, is the great ideal of cosmonautics.

1952 B. Lovell & J. A. Clegg Radio Astron. ii. 34 The current belief about the remaining mass is that it is concentrated in the dust and gas which permeates interstellar space. By terrestrial standards this interstellar material is highly attenuated.

1953 Mag. Fantasy & Sci. Fiction I. ii. 95 The cruiser Ilkor had just gone into her interstellar over~drive beyond the orbit of Pluto.

1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) VII. 221/1 Interstellar lines can be distinguished from the stellar atmospheric lines by their extreme narrowness.

1969 Times 16 Jan. 4/7 Measurements of the radio signals from sulphur hydride may be a valuable check of estimates of the amount of sulphur in interstellar space.

1973 Times 28 Dec. 10/8 Amino acids..are formed when three of the chemicals known to be present in the interstellar clouds..are mixed in a flask and subjected to an electric spark.