A terminal countdown demonstration test (TCDT) is a simulation of the final hours of a launch countdown and serves as a practice exercise in which both...

procedures and test-drove an armored tank available for the astronauts to escape the area. They also boarded Atlantis for a full countdown simulation on...

crew gathered for the Terminal Countdown Demonstration Test. The Launch Pad 39A during the Terminal Countdown Demonstration Test. On January 15, 2011,...

pad) at 03:02 EDT, July 11, 2007. The crew completed the terminal countdown demonstration test on July 19, 2007, and the Flight Readiness Review meetings...

arrived at Kennedy Space Center on May 6, 2008, for the 3-day Terminal Countdown Demonstration Test and returned to Johnson Space Center on May 9, 2008, after...

October 7, 2007, and began final preparations, including the terminal countdown demonstration test, or "Dress Rehearsal", scheduled for October 7, 2007, through...

loaded into the orbiter's payload bay on November 12. The terminal countdown demonstration test was completed on November 20, 2007. Following the final...

arrived at Kennedy Space Center on June 2, 2009, for the Terminal Countdown Demonstration Test (TCDT) that concluded with a full launch dress rehearsal...

to the Kennedy Space Center (KSC) to participate in the Terminal Countdown Demonstration Test (TCDT). The astronauts were at KSC from February 21 to 23...

at Kennedy Space Center from January 19–22, 2009 for the Terminal Countdown Demonstration Test. On January 21–22, 2009, mission managers met for the program...

prepared the shuttle to host the crew's countdown dress rehearsal known as the Terminal Countdown Demonstration Test (TCDT). Discovery's seven astronauts...

18, 2008, for its planned launch on March 11, 2008. The Terminal Countdown Demonstration Test, a full dress rehearsal for launch with the crew, took place...

spacecraft Gaganyaan, scheduled to be launched no earlier than 2024. The countdown for the test started at 2:00 am (IST) on 5 July 2018. At 7:00 am (IST) The Crew...

developing a system to allow continuous CAS availability and lethality to Joint Terminal Attack Controllers (JTACs). The program will give JTACs the ability to...

NASASpaceflight.com. "Photo of Bresnik on November 3, 2009, during Terminal Countdown Demonstration Test (KSC-2009-6056)". NASA. November 3, 2009. Archived from...

is intended to be used for Earth observation and technology demonstration. It will test the use of extendible paddles to provide attitude control. The...

intended to be used for technology demonstration. The satellite is a single unit CubeSat, and will be used to test a field programmable gate array in...

authority for two types of testing: (1) a total of 70 user terminals (mixed between the two types of antennas) so that it can test multiple devices at a number...

2 mi) demonstration line near Chengdu, China, and two vehicles were airlifted there in June, 2020. In February 2021 a vehicle on the Chinese test track...

performing failure/recovery testing of the operations performed in the final countdown phase. The Shuttle Final Countdown Phase Simulation took place...

seventh flight test, with the first Block 2 Ship, Ship 33 (standing at 403 ft or 123 meters). This test also carried a demonstration payload, a Starlink...

propellant transfer demonstration prior to the NASA-required Starship HLS Critical Design Review (CDR) in late-summer 2025. The test campaign will aim for...

communications capabilities to newer, smaller terminals while still supporting interoperability with legacy terminals. MUOS is designed to support users who...

this trip, the ship took part in the shooting of the 1980 film The Final Countdown, whose story was specifically set aboard the Nimitz. After four months...

Clark, Stephen (June 2024). "Boeing's Starliner test flight scrubbed again after hold in final countdown". Ars Technica. Archived from the original on 5...

sufficiently to be tested on test stands: the Soviet RD-270 project in the 1960s and the Aerojet Rocketdyne Integrated powerhead demonstration project in the...

atop a floating platform off the coast of Florida. The demonstration follows successful tests during two previous launches where the first stage has been...

landing technology. By the end of 2012, the demonstration test vehicle, Grasshopper, had made three VTVL test flights—including a 29-second hover flight...

RIO in many of the F-14 flight sequences in the 1980 movie The Final Countdown while touring with VF-84 on the USS Nimitz. Scott Kelly – former astronaut...

Tailor", prior to his death testing an early wingsuit The 1966 mid-air collision that killed astronaut Joseph A. Walker and test pilot Carl Cross Celestine...