Dramatic and cinematic 3D CGI render of three alien flying saucers in formation, banking as they fly swiftly into Earth orbit and approach Earth's atmosphere

space assets earth space ufo visitor close encounter extraterrestrial abduction sci fi probe beam cgi invasion explore world mothership ship roswell martian atmospheric vfx mars experiment graphics flying saucer alien nevada 3d sighting hologram abduct levitate observe desert lights craft new mexico glow little green man bugeyes grey