WE PROPOSE A STRATOSPHERIC BALLOON MISSION TO ENABLE DETAILED 3D MAPPING OF IONIZED GAS IN STAR FORMING REGIONS IN THE MILKY WAY VIA SIMULTANEOUS OBSERVATIONS OF THE [NII] 122 M (2.46THZ) AND 205 M (1.46THZ) FINE STRUCTURE LINES.
$3,047,211FY2020National Aeronautics and Space AdministrationNASA
The Johns Hopkins University