Acta Astronautica · 2018 · 16 citations · 11 references
Social SciencesEarth SciencesPlanetary ScienceDefense PlanningDefense PolicyHomeland SecurityMilitary SecurityPlanetary ProtectionDefensive Space DesignPlanetary DefensePlanetary Protection StandardsSecurity Of Celestial BodiesWeaponization Of Outer Space
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Extraterrestrial Cause for the Cretaceous-Tertiary Extinction
Luis W. Alvarez, Walter Álvarez, Frank Asaro et al. · Science · 1980 · 4K citations
INITIAL PERFORMANCE OF THE<i>NEOWISE</i>REACTIVATION MISSION
Amy Mainzer, J. M. Bauer, R. M. Cutri et al. · The Astrophysical Journal · 2014 · 752 citations · Full text
An Early Warning System for Asteroid Impact
J. Tonry · 2016 · 135 citations