USA-212 was the first flight of the Boeing X-37B Orbital Test Vehicle 1 (X-37B OTV-1), an American robotic vertical-takeoff, horizontal-landing (VTHL) spaceplane...

The Boeing X-37, also known as the Orbital Test Vehicle (OTV), is a reusable robotic spacecraft. It is boosted into space by a launch vehicle, then re-enters...

seeds during a long-duration spaceflight. OTV-1 OTV-2 OTV-3 OTV-4 OTV-5 OTV-6 Krebs, Gunter D. "X-37B OTV 1, 2, 3". Gunter's Space Page. Retrieved 10...

OTV-2 (also known as USA-226) was the first flight of the second Boeing X-37B, an American unmanned robotic vertical-takeoff, horizontal-landing spaceplane...

USA-261, also referred to as Orbital Test Vehicle 4 (OTV-4) or AFSPC-5, is the second flight of the second Boeing X-37B, an American unmanned vertical-takeoff...

USA-299, also referred to as USSF-7 and Orbital Test Vehicle 6 (OTV-6), is the third flight of the first Boeing X-37B, an American unmanned vertical-takeoff...

USA-240, also referred to as Orbital Test Vehicle 3 (OTV-3), is the second flight of the first Boeing X-37B, an American unmanned robotic vertical-takeoff...

USA-277, also referred to as Orbital Test Vehicle 5 (OTV-5), is the third flight of the second Boeing X-37B, an American unmanned vertical-takeoff, horizontal-landing...

The IBA system consists of its core component: the outer tactical vest (OTV), which can optionally be worn with a throat protector, groin protector,...

mercaptan (OTV = 0.1 ppt) Sotolon (OTV = 1 ppt) (Z)-8-tetradecenal (OTV = 9 ppt in water) Geosmin (OTV = 10 ppt) strawberry furanone (OTV = 40 ppt) Trimethylamine...