Give your mail a cosmic commemoration!

On Sept. 24, #OSIRISRex spacecraft will deliver a capsule of asteroid material to Earth as part of its journey #ToBennuAndBack. @USPS announced an #OSIRISRExStamp to mark this epic delivery available later this year: https://t.co/6Wnu2yszHc https://t.co/f95CBRLGY7