Two stars, two planetary embryos
Although theorists have reasoned that stars that occur in pairs are less likely to be surrounded by disks of gas and dustthe embryonic material from which planets arisenew observations reveal that a close stellar partnership may actually hasten the birth of planets.
Boss, A.P. 1998. Twin planetary systems in embryo. Nature 395(Sept. 24):320.
Rodríguez, L.F., et al. 1998. Compact protoplanetary disks around the stars of a young binary system. Nature 395(Sept. 24):355.
Cowen, R. 1998. Exploring new worlds. Science News 154(Aug. 8):88.
______. 1998. Hubble takes first image of possible planet. Science News 153(June 6):357.
Alan P. Boss
Carnegie Institution of Washington
Department of Terrestrial Magnetism
5241 Broad Branch Road, N.W.
Washington, DC 20015-1305
Luis F. Rodríguez
Instituto de Astronomía
Mexico DF 04510
From Science News, Vol. 154, No. 15, October 10, 1998,
Copyright Ó 1998 by Science Service.
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