Playing on the road at Al-Marzook Field at the University of Hartford on Tuesday night, Hartford scored twice in the first half.
Right back Harry Swartz scored his first professional goal in the 16th minute. The Athletic doubled its lead when Mads Jorgensen found the back of the net in the 25th minute.
Center back Emmanuele Sembroni had the Cosmos’ best opportunity in the first half when he headed a shot off the crossbar from a corner kick in the 11th minute.
New York hit the pitch following halftime with greater energy.
Striker Bledi Bardic pulled the Cosmos within one with a highlight-reel goal in the 58th minute. He drilled a 35-yard shot into the upper right corner past goalkeeper Jacob Lissek.
Throughout the remainder of the second 45, the Cosmos kept the pressure on but were unable to find the equalizer.
New York returns to action with two matches this weekend. They visit the Greater Lowell Rough Diamonds in Lowell, Mass., on Friday at 8 p.m. On Sunday, they will be back in the Connecticut capital to meet Hartford City at 4 p.m.
The Cosmos next National Premier Soccer League match will be at home against Hartford City at Mitchel Athletic Complex in Uniondale on Saturday, June 1, at 8 p.m.