Core phase composite overwrapped pressure vessel (COPV) Pressurization to Flight Pressure (L-32M– L-23H).
The ICPS is powered down (L-31H– L-30H30M).
Charge Orion flight batteries to 100% (L-31H– L-27H).
Charge core stage flight batteries (L-28H– L-22H).
The ICPS is powered-up for launch (L-19H30M– L-16H30M).
Illustrations of the Space Launch System rocket and Orion spacecraft on the launch pad. Credit: NASA
NASA Managers Give “Go” to Proceed Toward Artemis I Launch, Countdown Progressing
Artemis I supervisors convened on Monday afternoon to evaluate the status of countdown operations as well as two open technical items, and provided a “go” to continue towards launch on Wednesday, November 16. Engineers completed a comprehensive analysis of caulk on a seam between an ogive on Orions launch abort system and the team module adapter and evaluated the potential dangers if it were to separate during launch.
A quick recap of NASAs history in area exploration segueing to Artemis acts as the opening video for the launch broadcast for the firms Artemis I mission. The broadcast originates from Kennedy Space Center in Florida, where NASAs Space Launch System rocket and Orion spacecraft will take off from Launch Complex 39B no earlier than November 16 on an objective beyond the Moon and back to Earth. Credit: NASA
All non-essential workers leave Launch Complex 39B (L-13H– L-11H).
Ground Launch Sequencer (GLS) activation (L-11H15M– 10H15M).
Air-to-gaseous nitrogen (GN2) changeover and automobile cavity inerting (L-11H45M– launch).
L-15 hours and counting.
Service technicians likewise completed replacing a part of an electrical adapter on the hydrogen tail service mast umbilical. While swapping the element did not completely repair the problem, engineers have redundant sources of info supplied through the adapter.
Listen to a replay of the Artemis I Prelaunch Mission Update media teleconference that happened on November 14.
The location where caulk on a seam between the Orion launch abort systems ogive and crew module adapter separated during Hurricane Nicole. Credit: NASA
The countdown, which started Monday at 1:54 a.m., is advancing smoothly. All aspects of the rocket and spacecraft are powered up. Overnight, teams will charge flight batteries, carry out final walkdowns at the launch pad, and have a look at communications with Orion.
Climate condition stay 90% favorable for the Artemis I release based on the Monday, November 14 projection from meteorologists with the U.S. Space Force Space Launch Delta 45.
A close-up view of the area.where caulk on a joint in between the Orion launch abort systems ogive and team module adapter detached during Hurricane Nicole. Credit: NASA
The following milestones staying in the countdown are below. Live coverage of tanking operations with commentary on NASA TV will begin on Tuesday, November 15 at 3:30 p.m. Full launch coverage in English will begin at 10:30 p.m. Click here for the current information on launch rundowns and events.
L-32 hours and counting
L-10 hours, 40 minutes and counting.
3.5-hour integrated in countdown hold begins (L-10H40M– L-7H10M).
Introduce group carries out a weather and tanking briefing (L-10H40M– L-9H50M).
Launch group decides if they are “go” or “no-go” to start tanking the rocket (L-9H40M).
Core stage LOX transfer line chilldown (L-9H15M– L-9H).
Core stage LH2 transfer line chilldown (L-9H15M– L-8H45M).
Ground Launch Sequencer (GLS) initiates terminal count (T-10M).
GLS opt for core stage tank pressurization (T-6M).
Orion climb pyros are armed (T-6M).
Orion set to internal power (T-6M).
Core stage LH2 end renew (T-5M57S).
GLS is choose flight termination system (FTS) arm (T-5M).
GLS is opt for LH2 high circulation bleed check (T-4M40S).
GLS is choose core stage auxiliary power system (APU) start (T-4M).
Core Stage APU begins (T-4M).
Core phase LOX end replenish (T-4M).
ICPS LOX end replenish (T-3M30S).
GLS is choose purge sequence 4 (T-3M10S).
ICPS changes to internal battery power (T-1M56S).
Core stage changes to internal power (T-1M30S).
ICPS gets in terminal countdown mode (T-1M20S).
ICPS LH2 terminate renew (T-50S).
GLS sends “choose automated launch sequencer” command (T-33S).
Core phase flight computer system to automated launching sequencer (T-30S).
Hydrogen burn off igniters started (T-12S).
GLS sends the command for core phase engine start (T-10S).
RS-25 engines startup (T-6.36 S).
Engineers finished a comprehensive analysis of caulk on a seam in between an ogive on Orions launch abort system and the team module adapter and analyzed the potential risks if it were to remove during launch. The broadcast originates from Kennedy Space Center in Florida, where NASAs Space Launch System rocket and Orion spacecraft will raise off from Launch Complex 39B no earlier than November 16 on an objective beyond the Moon and back to Earth. Overnight, groups will charge flight batteries, conduct last walkdowns at the launch pad, and inspect out interactions with Orion.
Artemis I will be the very first integrated flight test of NASAs deep space expedition system: the Orion spacecraft, Space Launch System (SLS) rocket and the ground systems at Kennedy Space Center in Cape Canaveral, Florida. Throughout this flight, the Orion spacecraft will introduce on the most effective rocket in the world and fly further than any spacecraft developed for humans has actually ever flown.
Core stage LOX renew (L-5H5M– launch).
ICPS LOX main propulsion system chilldown (L-5H5M– L-4H45M).
ICPS LH2 quick fill start (L-5H5M– L4H5M).
Orion interactions system activated (RF to objective control) (L-4H20M– L-3H45M).
ICPS LOX fast fill (L-4H55M– L-4H10M).
ICPS LOX validation and leak test (L-4H10M– L-3H40M).
ICPS LH2 validation and leakage test (L-4H– L-3H40M).
ICPS LH2 tank topping start (L-3H40M– L-3H25M).
ICPS LH2 renew (L-3H25M– launch).
ICPS LOX topping (L-3H40M– L-3H20M).
ICPS LOX renew (L-3H20M– launch).
L-15 minutes and holding.
Core stage LOX primary propulsion system chilldown (L-9H– L-8H20M).
Core stage LH2 sluggish fill start (L-8H45M– L-7H50M).
Core phase LOX sluggish fill (L-8H20M– L-8H5M).
Core stage LOX quick fill (L-8H5M– L-5H15M).
Core phase LH2 fast fill (L-7H50M– L-6H10M).
Engine bleed begin (L-7H40M– L-7H20M).
Core stage LH2 topping (L-6H10M– L6H5M).
Core stage LH2 replenish (L-6H5M– launch).
Core stage LOX topping (L-5H15M– L-5H5M).
ICPS LH2 ground assistance equipment and tank chilldown (L-5H20M– L-5H).
Artemis I will be the first incorporated flight test of NASAs deep area exploration system: the Orion spacecraft, Space Launch System (SLS) rocket and the ground systems at Kennedy Space Center in Cape Canaveral, Florida. The first in a series of progressively complex objectives, Artemis I will be an uncrewed flight that will offer a foundation for human deep area exploration, and demonstrate our dedication and ability to extend human existence to the Moon and beyond. Credit: NASA.
Throughout this flight, the Orion spacecraft will introduce on the most powerful rocket in the world and fly further than any spacecraft constructed for humans has ever flown. Orion will stay in space longer than any ship for astronauts has done without docking to an area station and return home much faster and hotter than ever in the past.
Booster ignition, umbilical separation, and liftoff.
T-0.
L-5 hours and counting.
ICPS/Space Launch System telemetry information validated with Mission Control Center and SLS Engineering Support Center (L-2H55M– L-2H45M).
ICPS LOX recognition and leak test (L-2H55M– L-2H30M).
ICPS LH2 replenish (L-2H50M– launch).
ICPS LOX topping (L-2H30M– L-2H10M).
ICPS LOX replenish (L-2H10M– launch).
ICPS/Space Launch System (SLS) telemetry information verified with Mission Control Center and SLS Engineering Support Center (L-3H– L-2H50M).
The launch director polls the team to guarantee they are “go” for launch.
L-40 minutes and holding.
Built in 30-minute countdown hold starts (L-40M).
L-8 hours and counting.
Final NASA Test Director briefing is held (L-50M).
L-50 minutes and counting.
T-10 minutes and counting.