RS-25 « AmericaSpace

Tight Test Margins Hampered SLS Hot Fire Test, NASA Says

By Ben Evans, on January 20th, 2021

@NASA has provided an update on what went wrong (and right) during last Saturday’s Hot Fire Test of SLS Core Stage. […]

NASA's SLS Moon Rocket Shuts Down Early in Major Test Fire Before Launch

By Ben Evans, on January 16th, 2021

@NASA, @Boeing & @AerojetRDyne wrap up final Green Run test of @NASA_SLS Core Stage on anniversary of Columbia’s last launch. […]

Watch NASA Test Fire America's New SLS Moon Rocket

By Ben Evans, on January 12th, 2021

@NASAStennis, @Boeing & AerojetRdyne teams are readying for #GreenRun Hot Fire Test of @NASA_SLS as soon as Sat 16 Jan. […]

Year in Review 2020: Humans into Deep Space (Part 2)

By Ben Evans, on December 30th, 2020

As @NASA selects #ArtemisTeam for @NASA_SLS missions beyond low-Earth orbit, the @Space_Station entered a new era of utilization in 2020 with the arrival of Commercial Crew. […]

SLS Core Stage Completes Sixth Green Run Test, Eyes Early Nov Test-Fire

By Ben Evans, on October 7th, 2020

@NASA_SLS has completed its 6th of 8 #GreenRun tests of the Artemis-1 core stage. Mark your calendars for Hot Fire Test in early Nov. […]

SLS Green Run Testing to Resume Monday, Following Hurricane Laura

By Ben Evans, on August 28th, 2020

@NASAStennis & @NASA_SLS teams may resume Green Run testing with Test 5 of the Artemis-1 core stage as early as next week. […]

Aerojet Rocketdyne Completes Propulsion Hardware for Artemis-2 Crewed Lunar Mission

By Ben Evans, on July 22nd, 2020

@AerojetRdyne has completed its rocket engines & motors that will propel Artemis-2 & humans back to the Moon. […]

NASA Wraps Up Third SLS Core Stage Green Run Test, Eyes Test Fire This Fall

By Ben Evans, on July 10th, 2020

The SLS core stage is installed into the B-2 Test Stand at NASA’s John Stennis Space Center in Bay St. Louis, Miss., in January 2020. Photo Credit: NASA

NASA engineers are approaching the midpoint of “Green Run” testing as the Space Launch System (SLS) core stage inches ever closer to a planned full-mission-duration static-firing […]

NASA Orders 18 More RS-25 Engines for SLS Moon Rocket, at $1.79 Billion

By Ben Evans, on May 2nd, 2020

The first SLS rocket for NASA’s Artemis moon missions rolls out of its assembly facility. Photo: NASA

With four years to go before human bootprints again dot the dusty surface of the Moon, NASA has awarded a contract worth $1.79 billion to Sacramento, Calif.-headquartered Aerojet Rocketdyne to fabricate 18 additional RS-25 engines for the […]

First Engine Installed on SLS as NASA Orders More Rockets, Conducts Pathfinder Ops at KSC

By Mike Killian, on October 22nd, 2019

Engineers at NASA’s Michoud Assembly Facility in New Orleans have structurally mated the first of four RS-25 engines to the core stage for NASA’s Space Launch System (SLS) rocket that will help power the first Artemis mission to the Moon. Photo Credit: NASA/Jude Guidry

NASA is full steam ahead with the Space Launch System, as years […]

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Tight Test Margins Hampered SLS Hot Fire Test, NASA Says

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NASA's SLS Moon Rocket Shuts Down Early in Major Test Fire Before Launch

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Watch NASA Test Fire America's New SLS Moon Rocket

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Year in Review 2020: Humans into Deep Space (Part 2)

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SLS Core Stage Completes Sixth Green Run Test, Eyes Early Nov Test-Fire

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SLS Green Run Testing to Resume Monday, Following Hurricane Laura

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Aerojet Rocketdyne Completes Propulsion Hardware for Artemis-2 Crewed Lunar Mission

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NASA Wraps Up Third SLS Core Stage Green Run Test, Eyes Test Fire This Fall

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NASA Orders 18 More RS-25 Engines for SLS Moon Rocket, at $1.79 Billion

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First Engine Installed on SLS as NASA Orders More Rockets, Conducts Pathfinder Ops at KSC

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