• A trans-Earth injection (TEI) is a propulsion maneuver used to set a spacecraft on a trajectory which will intersect the Earth's sphere of influence, usually...
    3 KB (325 words) - 08:10, 2 July 2024
  • Thumbnail for Trans-lunar injection
    A trans-lunar injection (TLI) is a propulsive maneuver, which is used to send a spacecraft to the Moon. Typical lunar transfer trajectories approximate...
    12 KB (1,323 words) - 03:39, 23 April 2025
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    you—all of you on the good Earth." The only task left for the crew at this point was to perform the trans-Earth injection (TEI), which was scheduled for...
    97 KB (11,504 words) - 09:54, 17 June 2025
  • Thumbnail for Heliocentric orbit
    upper-stage burn caused it to miss its planned impact on the Moon. A trans-Mars injection (TMI) is a heliocentric orbit in which a propulsive maneuver is used...
    4 KB (383 words) - 00:11, 6 February 2025
  • Application Portfolio Management) Trans Earth Injection, the procedure that a spacecraft performs to get back into the Earth's gravitational influence Triethylindium...
    1 KB (183 words) - 16:38, 7 February 2024
  • Thumbnail for Chandrayaan-4
    Apogee Motor (LAM) for return operation maneuvers including the trans-Earth injection. As per earlier reports, the lander module will have six throttleable...
    18 KB (1,778 words) - 00:41, 24 May 2025
  • and trans-Earth injection, as well as life support equipment to keep the crew alive until they returned to Earth. Launch and trans-Lunar injection would...
    37 KB (4,500 words) - 18:17, 12 October 2024
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    York Times (25 July 2005) Apollo 11 Flight Journal – Day 6 part 4: Trans-Earth Injection. History.nasa.gov (15 March 2011). Retrieved on 2012-04-28. Jerome...
    15 KB (1,659 words) - 10:16, 22 March 2025
  • Thumbnail for John Young (astronaut)
    lunar module. The command module completed its trans-Earth injection burn and began its flight back to Earth, during which time Mattingly performed an EVA...
    67 KB (7,202 words) - 12:24, 13 June 2025
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    not pass over India. After a series of Earth bound manoeuvres that placed Chandrayaan-3 in a trans-lunar injection orbit, ISRO performed a lunar-orbit insertion...
    88 KB (7,254 words) - 21:45, 13 June 2025
  • Thumbnail for Ken Mattingly
    8's second television transmission and subsequent preparation for trans-Earth injection. Mattingly then trained in parallel with Bill Anders for Apollo...
    26 KB (2,692 words) - 20:42, 26 March 2025
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    flow structures, from Apollo 16 View of King during Apollo 16's trans-earth injection King, Gazetteer of Planetary Nomenclature, International Astronomical...
    10 KB (803 words) - 13:35, 16 June 2025
  • orbit injection maneuvers occur when a spacecraft enters a transfer orbit, e.g. trans-lunar injection (TLI), trans-Mars injection (TMI) and trans-Earth injection...
    17 KB (2,151 words) - 15:12, 27 April 2025
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    Author's note on page 206. Apollo 11 Flight Journal – Day 6 part 4: Trans-Earth Injection. History.nasa.gov (15 March 2011). Retrieved on 2012-04-28. Moskowitz...
    17 KB (1,798 words) - 13:40, 9 June 2025
  • launched a lunar "subsatellite" before the astronauts performed the Trans-Earth Injection burn with the onboard service propulsion system.[citation needed]...
    8 KB (1,043 words) - 21:48, 19 May 2025
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    a trajectory back towards Earth. The trans-Earth injection SPS burn lasted just over two minutes. During the return to Earth, Evans performed a 65-minute...
    118 KB (13,015 words) - 04:43, 3 June 2025
  • RETRO – Retrofire Officer (responsible for abort procedures and Trans-Earth Injection, or TEI, retrofire burns) FIDO – Flight Dynamics Officer (responsible...
    8 KB (709 words) - 07:50, 22 February 2025
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    out of orbit and crash on the surface. Trans-Earth injection The SM engine fires to send the CSM back to Earth. The SM is jettisoned just before reentry...
    153 KB (16,048 words) - 04:01, 13 June 2025
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    service module's service propulsion system from first flight in 1966. Trans-Earth injection, from lunar orbit, was the most critical usage of this engine during...
    11 KB (684 words) - 08:00, 16 June 2025
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    failed, leaving it stranded in low Earth orbit. Efforts to reactivate the craft were unsuccessful, and it fell back to Earth in an uncontrolled re-entry on...
    68 KB (6,405 words) - 19:07, 22 March 2025
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    off waves registered by the seismometers from Apollo 12 and 14. A trans-earth injection burn took place on February 6 at 8:39:04 pm (February 7 at 01:39:04...
    75 KB (9,089 words) - 03:19, 4 June 2025
  • Thumbnail for James Irwin
    James Irwin (category American Christian Young Earth creationists)
    is under, well, we can't do better than zero g." During the post-trans-Earth injection (TEI) phase of the mission there wasn't much more for Irwin to do...
    29 KB (2,929 words) - 04:10, 3 June 2025
  • Thumbnail for Lunar orbit rendezvous
    insertion Trans-lunar injection Trans-Earth injection Gemini 6A, Gemini 8, Gemini 9A, Gemini 10, Gemini 11, and Gemini 12 Apollo 9 in Earth orbit; in...
    20 KB (2,317 words) - 04:45, 7 June 2025
  • Thumbnail for Stratospheric aerosol injection
    Stratospheric aerosol injection (SAI) is a proposed method of solar geoengineering (or solar radiation modification) to reduce global warming. This would...
    76 KB (8,019 words) - 21:26, 9 June 2025
  • Thumbnail for Constellation program
    jettisoning the Altair, the crew would perform the Trans Earth Injection (TEI) burn for the return trip to Earth. After a two-and-a-half-day coast, the crew...
    49 KB (5,770 words) - 19:15, 8 April 2025
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    Once in Earth parking orbit, the crew carefully checked out their spacecraft before re-igniting the S-IVB third stage for trans-lunar injection. The lightning...
    65 KB (7,833 words) - 14:50, 7 June 2025
  • agency. The record was set because the Moon was nearly at its furthest from Earth during the mission. Apollo 13's unique free return trajectory caused it...
    86 KB (2,839 words) - 02:11, 10 June 2025
  • Thumbnail for Crew Exploration Vehicle
    CEV stack would be the Propulsion or Trans-Earth Injection Module (TEIM) which would provide for return to the Earth from the Moon. It would probably incorporate...
    20 KB (2,257 words) - 19:10, 25 February 2025
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    they fired their engine to perform the first trans-Earth injection to leave lunar orbit and return to the Earth. Apollo 8 safely landed in the Pacific Ocean...
    182 KB (21,969 words) - 17:53, 15 June 2025
  • Thumbnail for European Service Module
    NASA believed the SM RCS would be able to act as a backup for a trans-Earth injection burn in case the main SM engine failed. A pair of liquid oxygen...
    30 KB (2,761 words) - 10:30, 15 May 2025