title: Hawada-mareennada ayaa sheegaya in socodka hawada ee dumarka oo dhami ay calaamad u tahay waqtiga
abstract: Socodka taariikhiga ah ee hawada sare wuxuu muujinayaa kala duwanaanshaha sii kordhaya ee NASA iyo guud ahaan adduunka sayniska iyo tikniyoolajiyadda