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Nature 314, 130 (14 March 1985) | doi:10.1038/314130a0

Astronomy: Gas in elliptical galaxies

A.C. Fabian

IT HAS generally been held that early-type galaxies - lenticulars and ellipticals - are devoid of gas1. The gas lost by stars, both as the winds from red giants and as planetary nebulae, has been presumed to be blown out of the galaxies by the cumulative effect of supernova explosions.

  1. University of Cambridge Institute of Astronomy, Madingley Road, Cambridge CB3 0HA, UK.