WhiledrivingthroughthedesertwithhiswifeCarolMarvintoamilitarybasetosendtheeleventhrockettotheorbitofEarthforhelpingtheexplorationoftheouterspaceintheOperationSkyHook,Dr.RussellA.MarvinandCarolseeaflyingsaucerandaccidentallyrecordsamessageintheirtaperecorder.Onceinthebase,Dr.Russellisinformedbyhisfather-in-lawandgeneralthatthetenfirstsatelliteshadmysteriouslyfeltonEarth.WhenDr.Russelldecodesthemessage,heencountersthealiensthataskhimtoscheduleameetingwiththeleadersofEarthinWashingtonin56dayswiththeintentiontoinvadeEarthwithoutpanickingthepopulation.Dr.Russelldevelopsananti-magneticweaponthatbecomesthatlasthopeofhumanraceagainstthehostilealiens.
在阿波罗1-11号任务期间,记录到的UFO现象远远超出了地球的边界,有数百次目击事件。詹姆斯·福克斯、迈克·巴拉和理查德·多兰讨论了UFO在太空和月球结构中的这段不为人知的历史。