CR90 corvette CR90 corvettes , also known as Alderaan cruisers , Corellian corvettes , or blockade runners , were consular vessels manufactured by the Corellian Engineering Corporation . While the CR90 would see initial use within the late Galactic Republic and Imperial Senate , many vessels would be appropriated by the early rebellion and Rebel Alliance against the First Galactic Empire , despite not being designed as a combat - oriented vessel . Characteristics . Designed by the Corellian Engineering Corporation as a diplomatic ship , it would see use within the annals of the late Galactic Republic , Imperial Senate , and later as a combat craft in both the early rebellion and Rebel Alliance . Measuring 150 meter s in length , it featured two dual and four single turbolaser turrets , and had the ability to reach a maximum speed of 950 kph . According to Luke Skywalker , some combat - outfitted CR90 ships could be equipped with six dual turbolasers . Capable of carrying an entire diplomatic escort , it had a passenger capacity in the hundreds . Although the ships were not built as carriers , three RZ - 1 A - wing interceptor s could be attached to the docking ring s , allowing for a small escort . They would serve as the backbone of the early rebellion and Alliance . Though not particularly heavily armed , CR90s possessed enough forward firepower to destroy a " Gozanti " - class cruiser quite easily . History . Fall of the Republic . The CR90 line was in service during the Clone Wars . Senator Bail Organa of Alderaan had a CR90 corvette called the " Tantive IV " , which he used to travel to Toydaria to negotiate a relief effort for the blockade on Ryloth . Imperial era . After the fall of the Republic and the rise of the Galactic Empire , the CR90 continued to see service within the Empire , with several such cruisers parked at the R / M Facility Four deepdock at Belderone . Additionally , the corvette would continue to be used by Bail Organa during his tenure in the Imperial Senate . Two CR90 Corvettes were part of the Botajef Defense Force , which was mobilized against the Empire when Governor Quesl declared the secession of Botajef from the Empire . Commodore Thrawn was able to put a stop to them with minimal casualties . Leia Organa traveled in the " Tantive IV " when she recovered R2 - D2 and C - 3PO from the rebels who operated on Lothal . Organa ' s rebel movement also used a number of CR90s . Ahsoka Tano , under the codename " Fulcrum " , traveled in one when the rebels handed the Rodian informant Tseebo over to her . Three rebel owned corvettes were later used during the rescue of Lothal rebel leader Kanan Jarrus . Five CR90 corvettes served as part of the Phoenix Cell under the command of Jun Sato , in addition to the flagship , a " Pelta " - class frigate called " Phoenix Home " . After the loss of the flagship during a battle , Commander Sato took one of the corvettes , " Liberator " , as his new flagship . Another corvette , Transport One , was used in an attempt to bring relief supplies to the starving people of Ibaar , but was destroyed by the Imperial blockade . A number of years later , after the Alliance to Restore the Republic stole the plans to the Death Star , Prince ss Leia Organa traveled aboard the " Tantive IV " to bring the plans to Alderaan . However , her ship was intercepted by the " Devastator " over Tatooine . The " Tantive " attempted to escape , but a shot from the Star Destroyer crippled its engine s , leaving it vulnerable to boarding . During the Mid Rim Retreat , the Rebel ' s Twilight Company utilized the CR90 " Thunderstrike " as a transport before its demise on Sullust . During the Battle of Endor , the Rebels used at least three CR90 ' s to attack the second Death Star in conjunction with much of the Rebel Fleet . Many CR90 corvettes participated in the Battle of Jakku , with at least one being heavily damaged and crashing in what would become known as the Starship Graveyard .