News Archives Astrobiology News 3 October 2006 By Keith Cowing October 3, 2006 Abundant dust found in intergalactic space, arXiv.org Dust coagulation in protoplanetary disks: porosity matters, arXiv.org Warm SiO gas in molecular bullets associated with protostellar outflows, arXiv.org Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter