NASA to Test-Fire Booster for Megarocket Tuesday: Watch Live
A solid rocket booster for NASA's Space Launch System rocket fires during a ground test in Utah in March 2015.
Credit: NASA

NASA will test-fire a booster for the world's most powerful rocket Tuesday morning (June 28), and you can watch the explosive action live online.

A solid rocket booster for NASA's Space Launch System (SLS) megarocket — which the agency is developing to blast astronauts toward Mars and other deep-space destinations — will fire for 2 minutes Tuesday at a facility in Utah, beginning at 10:05 a.m. EDT (1405 GMT). You can watch it live here at Space.com, courtesy of NASA TV; coverage starts at 9:30 a.m. EDT (1330 GMT).

NASA will hold a press conference at 11 a.m. EDT (1500 GMT) Tuesday to discuss the results of the test. You can listen to audio of the press conference here at Space.com as well, courtesy of NASA.

NASA to Test-Fire Booster for Megarocket Tuesday