Comet AssayMeteoroidsCosmic DustDNA DamageMicronucleus TestsMutagensMutagenicity TestsMinor PlanetsJupiterNeonDNA-Formamidopyrimidine GlycosylaseDNA RepairIceAntimutagenic AgentsDNA Breaks, Single-StrandedSolar SystemLymphocytesSpacecraftMad2 ProteinsEvolution, PlanetaryMicronuclei, Chromosome-DefectiveLeukemia L5178Gamma RaysElectrophoresis, Agar GelDNADNA FragmentationEthyl MethanesulfonateStars, CelestialDose-Response Relationship, RadiationPotoroidaeMethyl MethanesulfonateSpermatozoaDNA Breaks, Double-StrandedOxidative StressRadiation ToleranceHydrogen PeroxideRadiationX-RaysActin-Related Protein 2-3 ComplexOccupational ExposureDeoxyguanosineEyeglassesOrganic Chemicals