High Quality Content by WIKIPEDIA articles! VSB-30 is the designation of a Brazilian sounding rocket, which replaced the Skylark rocket at Esrange. The VSB-30 rocket can carry a payload of 407 kg to an altitude of 260 km. It has a liftoff thrust of 102 kN and a total mass of 2 657 kg. The rocket has a diametre of 0.58 m and a length of 12.80 m. VSB-30 was first launched on October 23rd, 2004 at Alcântara Launch Center. The first launch at Esrange took place on December 1st, 2005.Skylark was a British sounding rocket design. The Skylark was first launched in 1957 from Woomera, Australia and its 441st and final launch took place from Esrange, Sweden on 2 May 2005.