Andromeda class (25th century)

The Andromeda-class was a type of exploration cruiser fielded by the Federation Starfleet beginning in 2410. It was an advanced variant of the venerable of the mid-24th century. 

History
With the Andromeda-class the Starfleet Corps of Engineers meant to duplicate the success of the earlier update to the  hull plan. Designed and built at Utopia Planitia Fleet Yards, the Andromeda-class featured improved capabilities over even retrofitted Galaxy-class vessels. 

Technical data
In addition to standard Starfleet weapons and defenses, the Andromeda-class equipped a molecular cohesion nullifier field, a device that disrupted the molecular bonds in surrounding matter, increasing the effectiveness of the cruiser's weapons.