Robert Duffy, 42, of Charlestown, and Jeremy Folcik, 32, of Bridgewater, were arrested Saturday on Long Island in Boston Harbor, police said.

The charges against the two men come amid a growing concern about an increase of unidentified drone sightings around the northeastern United States.

BOSTON — Two Massachusetts men are accused of flying a drone too close to Logan International Airport on Saturday, authorities said. Robert Duffy, 42, of Charlestown, and Jeremy Folcik, 32, of Bridgewater, are facing trespassing charges after Boston police said they were caught flying drones on Boston Harbor’s Long Island, WFXT reported.

The mystery surrounding at least one of the unexplained drones causing Americans to look toward the night sky in recent days was solved late Saturday evening, when Boston police arrested two men for allegedly flying their unmanned aerial device too close to Logan Airport.

More suspected drone sightings in the eastern United States have led to a temporary airspace shutdown around an Air Force base in Ohio and arrests near Boston’s Logan International Airport

The arrests occur amid a number of reported drone sightings in the Northeast, including New Jersey, New York and Pennsylvania.

Two men were arrested in Boston over the weekend for flying a drone “dangerously close” to Logan International Airport as investigations into objects in the sky continue across the East Coast.

Two men were arrested Saturday night on trespassing charges after a drone came “dangerously close” to Logan International Airport in Boston, police said in a statement.

Two men are expected to face a judge on Monday after allegedly flying a drone too close to Boston Logan International Airport over the weekend.