escape velocity is low, and therefore more material is ejected from them, polluting the surroundings. We suggest that these objects may
be active polluters of the intergalactic medium
where they were formed.
Duilia de Mello is an Associate Professor at the
Catholic University of America, Washington, D.C.,
USA. She can be reached at: [email protected]
References:
Sergio Torres-Flores is a Professor at the Departamento de Física, Universidad de La Serena, Chile.
He can be reached at: [email protected]
Bournaud, F., Duc, P.-A., “From tidal dwarf galaxies to satellite galaxies,” Astronomy and Astrophysics, 456: 481, 2006
De Mello, D. F., Torres-Flores, S., Mendes de
Oliveira, C., ”Searching for Star Formation Outside Galaxies: Multiwavelength Analysis of the
Intragroup Medium of Hickson Compact Group
100,” The Astronomical Journal, 135: 319, 2008
Claudia Mendes de Oliveira is a Professor at the
University of São Paulo, SP Brazil. She can be
reached at: [email protected]
Fernanda Urrutia-Viscarra is a Ph.D. student at
the University of São Paulo, SP Brazil. She can be
reached at: [email protected]
De Mello, D. F., Urrutia-Viscarra, F., Mendes de
Oliveira, C., Torres-Flores, S., Carrasco, E. R., Cypriano, E., “Star formation in H I tails: HCG 92, HCG
100 and six interacting systems,” Monthly Notices
Royal Astronomical Society, 426: 2441, 2012
Smith, B. J., “The discovery of a long H I plume
near the peculiar galaxy NGC 2782 (ARP 215).”
The Astrophysical Journal, 378: 39, 1991
Torres-Flores, S., de Oliveira, C. Mendes, de Mello,
D. F., Scarano, S., Urrutia-Viscarra, F., “NGC 2782: a
merger remnant with young stars in its gaseous
tidal tail.” Monthly Notices Royal Astronomical Society, 421: 3612, 2012
Verdes-Montenegro, L., Yun, M. S. & Borthakur,