Probably. (https://www.youtube.com/watch?v=m_Loc7qX7FI) The mainstay of the Republic fleet is hammerheads, but there's still plenty of larger ships (http://starwars.wikia.com/wiki/Inexpugnable-class_tactical_command_ship), plus the ones recently developed (http://starwars.wikia.com/wiki/Centurion-class_battlecruiser) to compete with the Mandalorian dreadnaughts (http://starwars.wikia.com/wiki/Kandosii-type_dreadnaught), and all of them together would probably be noticeable from the ground.<br/><br/>Then again, there's no sound in space, either..