Firefly Aerospace falls after Q2 loss widens

** Shares of space launch vehicle designer and manufacturer Firefly Aerospace FLY.O slumps 10.7% to $44.22 premarket

** FLY posts Q2 net loss per share of $5.78, vs. analysts' expectations of $5.29 - data compiled by LSEG

** FLY Q2 net loss widened to $80.3 million, compared with a net loss of $58.8 million a year ago

** As of last close, FLY stock up 10% since its debut on August 7