Category Archives: Lunar Landers

Weekend Edition
Fri-Mon / 15-18 Sep 2023

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Lunar Mission Cadence Not Letting Up with Japan on Route to Moon, USA CLPS Preparing for Launch

ISRO awaits possible reactivation of Vikram Lander / Pragyan rover 22 September; JAXA SLIM operating nominally following post-launch systems checks with trajectory to Moon within precise range, allowing controllers to forego a planned fine-tuning maneuver; NASA CLPS providers Intuitive Machines and Astrobotic enlarging their Earth-bound organizational footprints with expanded facilities while working towards NET 16 November and TBD launches; CNSA Chang’E-6 sample retrieval sites within Apollo-crater being considered for NET May 2024; ispace and SpaceIL working towards realization HAKUTO-R mission 2 and Beresheet 2

Credits: ISRO, JAXA, Intuitive Machines, Astrobotic, ispace, SpaceIL

Weekend Edition
Fri-Mon / 8-11 Sep 2023

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USA Artemis Moonships SLS and Starship Development Advancing Ahead of Human Moon Missions

Preparations for Artemis 2 (SLS rocket / Orion crew capsule) ongoing at KSC Launch Complex 39B – Mobile Launcher-1 being augmented with structural reinforcements while Emergency Crew Escape System and 41,730-kg Crew Access Arm being installed for first crewed lunar flyby in over 50 years NET Nov 2025; NASA considering future shift of SLS ownership and operation to private contractor in response to unsustainable costs per US GAO; SpaceX to make 63 corrective actions prior to FAA launch clearance for Starship, now fully stacked at Starbase TX, including changes to launch pad, propellant leak remediation, and Autonomous Flight Safety System testing

Credits: SpaceX, NASA

Friday / 8 Sep 2023

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Japan is Latest Nation to Join Lunar Exploration Wave with SLIM Lander on Way to Moon

JAXA controllers guiding US$100M Smart Lander for Investigating Moon (SLIM) as orbital raising maneuvers set to commence, beginning fuel-efficient journey expected to take 3-4 months to reach lunar orbit with 100m-accuracy soft landing east of Shioli crater (13.2°S, 25.2°E) on 15° slope in late Jan / early Feb 2024; Advanced vision-based navigation system and belly landing technique to allow ‘landing where we want’ per JAXA President Hiroshi Yamakawa, capabilities to be utilized in JAXA-ISRO LUPEX polar mission NET 2025, Lunar Cruiser pressurized crew vehicle for Artemis late 2020s, and mid-sized lunar cargo lander early 2030s

Credits: JAXA

Weekend Edition
Fri-Tues / 1-5 September 2023

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India and China Operating on Moon and Advancing Next Lunar Missions as USA Plans Human / Robotic Return

ISRO continues nominal 1 lunar day (14 Earth diurnal cycles) mission Chandrayaan-3, which may extend another 14 days or more depending on lander / rover charging functionality; Prospects for radio astronomy from the MSP more favorable following findings of sparse near-surface plasma density via RAMBHA-LP Langmuir probe; ISRO to collaborate with JAXA on LUPEX NET 2025; CNSA continues collecting seismic & astronomical data with Lunar-Penetrating Radar on Chang’E-4 rover Yutu-2 and Lunar-based Ultraviolet Telescope on Chang’E-3 lander while preparing Chang’E-6 sample return NET May 2024 and Chang’E-7 MSP mission NET 2026; NASA working towards Artemis 2 crewed lunar flyby NET Nov 2024 while CLPS providers Intuitive Machines (NET 16 Nov) and Astrobotic (EOY) striving for robotic lander launches

Credits: ISRO, CNSA, NASA

Weekend Edition
Fri-Mon / 25-28 August 2023

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India Exploring Area Near Moon South Pole with Chandrayaan-3

ISRO now conducting the farthest expedition into the lunar south ever, with landing site 69.374454°S, 32.318695°E ~625km from the southernmost point on the Moon (90°S on Shackleton crater rim); Lander Module Vikram and Pragyan rover operating nominally with ILSA, RAMBHA and ChaSTE instruments activated and ready to take seismic, ionic and thermal readings; APXS and LIBS will perform X-ray and laser spectroscopy to determine chemical, mineralogical and elemental composition of regolith from Pragyan, now rolled out and >8 meters from LM

Friday / 25 Aug 2023

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JAXA Counting Down to Launch of Smart Lander for Investigating Moon (SLIM)

SLIM set to lift off on H-2A rocket with XRISM rideshare from Tanegashima Space Center 26 August 09:34 JST (00:34 UTC) for 4–6-month journey to landing site at 13.2°S, 25.2°E, an area east of Shioli, a 270-m diameter crater emanating distinctive bright rays (itself within 98-km Cyrillus crater, west of Mare Nectaris); 200-kg (dry) SLIM will take fuel-efficient route to lunar orbit taking ~3-4 months, followed by ~1 month in lunar orbit prior to surface descent; Primary mission objective is validation of vision-based navigation system with <100m accuracy; JAXA will stream launch with live coverage starting 09:00 JST (00:00 UTC)

Tuesday / 22 Aug 2023

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ISRO Making Final Checks While Awaiting Lunar Daybreak at Chandrayaan-3 Landing Site

Chandryaan-3 Vikram lunar lander in elliptical 25 x 134 km lunar orbit as ISRO operators at Mission Operations Complex in Bengaluru ensuring craft readiness ahead of powered descent to Moon surface ~20° from MSP set to begin 23 Aug 12:15 UTC, with touchdown on lunar surface now scheduled ~19 minutes later at 12:34 UTC; Landing to be supported by NASA and ESA Deep Space Network antennas in Canberra and Madrid with backup relay via Chandrayaan-2 orbiter; ISRO encourages schools to observe historic moment which will ‘fuel curiosity’ and ‘spark passion for exploration’; Live coverage starts 11:50 UTC

Weekend Edition
Fri-Mon / 18-21 August 2023

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As Luna-25 and Chandrayaan-3 Position for Moon South Pole Region Landings, Will USA Accelerate Moon Return?

India Chandrayaan-3 Lander Module in 113 x 157 km lunar orbit as ISRO controllers prepare for final deorbiting burn on 19 Aug, 20:30 UTC ahead of planned 23 Aug 12:17 UTC landing, while Propulsion Module performing spectroscopic observation of Earth from Moon orbit; Russia Luna-25 in 100-km lunar orbit following 243 and 76-sec maneuvers on route and a 40-sec orbital correction with landing NET 21 Aug planned; USA commercial lunar landers working under NASA CLPS contracts may launch soon; Intuitive Machines targeting 15 Nov launch of Nova-C / IM-1 mission, followed by IM-2 and IM-3 asap; Astrobotic Peregrine Mission One may still launch in 2023

 

Tuesday / 15 Aug 2023

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India and Russia Reaching Final Stretch Before Landings in South Polar Region

ISRO Chandrayaan-3 now in 150 x 177 km orbit around Moon with next orbital reduction / circularization maneuver planned to retrofire on 16 Aug at ~08:30 IST ahead of expected 23 Aug 12:17 UTC landing at South Polar Region (69.368°S, 32.348°E) roughly 120 km west of Roscosmos Luna-25 prime landing site at 69.545°S, 43.544°E; Luna-25 operating nominally with stable comms and power following 13 Aug instrument / telemetry check and Earth / Moon imaging, activation of ADRON-LR cosmic radiation detector and final orbit correction maneuver 14 Aug; LOI to occur 16 Aug, while landing may happen on 21 Aug

Weekend Edition
Fri-Mon / 11-14 August 2023

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As World Space Powers Converge on Moon, USA May Find Inspiration to Resume Lunar Exploration Promptly

While China continues to operate Chang’E-3 from IAU-designated landing site Guang Han Gong and Chang’E-4 in South Pole–Aitken basin; India and Russia on way to Moon South Pole region (~70°S) with Chandrayaan-3 & Luna-25 landers; USA works toward first soft landing in 50+ years (Apollo 17) via private CLPS providers; Astrobotic awaiting Vulcan Centaur readiness, which ULA CEO says is on track for Q4 2023 launch – Peregrine to fly solo, as Project Kuiper opts to for proven Atlas V; Intuitive Machines preparing IM-1,2,3 and holding Q2 earnings call on 14 Aug