Carol and Tom survived and that was enough for Hal to be okay with what happened. He was obviously hurt, but the end of the issue is upbeat. Next issue (which came out 2 months later because they had to rewrite the original story that was already solicited), he's in a crater crying. It was rushed as fuck Anon.
Original solicits for 48 and 49>"Superman and the Justice League gather by Green Lantern's side as Hal confronts the horror of the destruction of Coast City. Meanwhile on Oa, the Guardians of the Universe find themselves fighting a lethal battle against...the Guardians of the Universe!?">"Green Lantern is caught up in a battle raging between two equally powerful groups of the Guardians of the Universe. Hal's side loses, and the winners' first act is to take away the power rings' 24-hour time limit, and their yellow impurity. Their second act is to appoint a new leader of the Green Lantern Corps --- Sinestro!. This issue leads directly into the landmark Green Lantern #50, a major turning point for the series."