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Burned-up space junk pollutes Earth s upper atmosphere, NASA planes find

Burned-up space junk pollutes Earth s upper atmosphere, NASA planes find
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Purdue universityUnited statesUnited kingdomDan cziczoAaron boleyUniversity of british columbiaBritish columbiaNational academy

Spaceflight is Polluting the Atmosphere with Metal

Space debris burns up on re-entry and deposits metal vapor in the ozone-hosting stratosphere. Scientists are concerned.

United statesJohn underwoodDan cziczoDaniel murphyPurdue universityPlanetary sciences at purdue universityDepartment of earthPurdue university understandingResearchers at purdue university college of scienceProceedings of the national academy sciencesPlanetary sciences at purdue college of scienceNational academyPlanetary sciencesProfessor dan cziczoAltitude scienceImage credit

Frequent space activities depositing alloy aerosols in atmosphere: Study

Scientists have discovered significant amounts of metals in aerosols in the atmosphere, likely from increasingly frequent launches and returns of spacecraft and satellitesThe mass of metal in the stratosphere the second layer of the .

United statesNew yorkDan cziczoAirborne science programmeProceedings of the national academy sciencesProfessor at purdue universityCollege of sciencePurdue universityNational academyScience programme

Spacecraft re-entry filling the atmosphere with metal vapor

Spacecraft re-entry filling the atmosphere with metal vapor
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Dan cziczoDaniel murphyAtmospheric administrationNational oceanicPurdue university departmentProceedings of the national academy sciencesNational academyPurdue university

Signatures of the Space Age: Spacecraft metals left in the wake of humanity s path to the stars

Signatures of the Space Age: Spacecraft metals left in the wake of humanity s path to the stars
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United statesDan murphyDan cziczoNational oceanicDepartment of earthPlanetary sciencesAirborne science programProceedings of the national academy sciencesPlanetary sciences in purdue college of scienceAtmospheric administrationNational academyScience program