Category Archives: Lunar Orbiters

Weekend Edition
Fri-Mon / 28-31 July 2023

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India Chandrayaan-3 Successful TLI Will Propel Craft to Join USA, PRC, S Korea in Cislunar Space; Soon Followed by Russia, Japan

Rounding out July ‘International Space / Moon Month’ is TransLunar Injection (18:30-19:30 UTC 31 July / 00:00-01:00 IST 1 August) planned for Chandrayaan-3, setting it on course for lunar orbit, lander / propulsion-module separation 17 Aug, lunar touchdown 23 Aug; Luna-25 and SLIM landers may be on track for NET 10 Aug and 26 Aug respectively, while commercial Astrobotic and Intuitive Machines hope for 2023 launches; Continually operating are: landers CE-3 & CE-4, rover Yutu-2, and orbiters LRO, ARTEMIS P1 & P2, CE-4 Queqiao, Chandrayaan-2, CE-5-T1 Service Module, CAPSTONE & Danuri

Credits: NASA, CNSA, KARI, ISRO, Advanced Space

Weekend Edition
Fri-Mon / 7-10 July 2023

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India Moon Landing Mission Chandrayaan-3 Set for Liftoff

The 3,900-kg Chandrayaan-3 spacecraft (lunar lander, propulsion module, rover) now encapsulated in LVM3 payload fairing as ISRO makes final preparations for 14 July, 02:35 IST launch from Satish Dhawan Space Centre – India citizens invited to register for Launch View Gallery, vantage from southern areas of Sriharikota island / Pulicat Lake also available; Landing in MSP region (69.37°S, 32.35°E) expected 23-24 August; Mission duration is 1 lunar day (~14 Earth days) nominal, however ISRO Chairman S. Somanath is hopeful of 2nd lunar day extended operations if lander / rover survive night and recharge via solar panels

Credits: ISRO, IISc Bangalore

Tuesday / 27 June 2023

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China Advancing Robotic Lunar Exploration Program, Human Landings in 2020s, Public Outreach

10+ years of continuous operation on surface of Moon set to continue in phase 4 of Chinese Lunar Exploration Program with Queqiao-2 lunar orbital relay launching in early 2024, followed by far side sample return Chang’E-6 launching NET May 2024, landing at ~43.0°S, 154.0°W after 53-day trip; First regolith samples from far side will be analyzed under direction of Lunar Exploration and Space Engineering Center (LESEC); Organizational representatives of DSEL, LESEC, USTC inspire youth with Revealing Moon Mysteries, Exploring the Universe outreach program; International Lunar Research Station Cooperation Organization (ILRSCO) making progress on Moon base consortium; CMSA targeting 2020s crewed lunar mission

Pictured (L-R): Science and Technology Daily Host Gong Qian, LESEC Engineer Zhang Tianli, LESEC International Cooperation Department Project Manager Shen Yuduo, USTC Associate Professor Low Jing Xiang; Credits: CNSA, DSEL, UDN, LESEC, Science and Technology Daily 

Weekend Edition
Fri-Mon / 24-27 March 2023

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NASA Office of Small Business Programs Recognizes Artemis Exploration Ground Systems Contributions

163 companies out of 800+ small-to-medium sized enterprises who worked to make Artemis 1 a reality and continue to support the ongoing effort to return humans to the Moon named in OSBP publication A Case for Small Business: Artemis I: Exploration Ground Systems; While EGS is based at KSC FL, businesses in 43 states assist operations; Report highlights Avatar Technologies (MD), Cimarron Software (TX), Craig Technologies (FL), Insight Global (CA), ProXopS (TX), Summit Technologies (FL) and Axiom Space (TX, recipient of US$228.5M Artemis spacesuit contract)

Credits: NASA / OSBP

Tuesday / 14 Feb 2023

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ISRO Preparing Host of Advanced Science Payloads for Chandrayaan-3 Lander, Rover and Propulsion Modules

Launching NET June, Chandrayaan-3 is targeting a 4 x 2.4-km site between Manzinus N and Manzinus U craters (69.37°S, 32.35°E), ~109km east of planned landing site of Chandrayaan-2 (2019); 1,726-kg lander will carry 7 science instruments including Radio Anatomy of Moon Bound Hypersensitive ionosphere and Atmosphere (RAMBHA) and 9 sensors; 26-kg rover outfitted with Laser Induced Breakdown Spectroscope (LIBS) and Alpha Particle X-ray Spectrometer (APXS); 2,148-kg Propulsion Module will host Spectro-polarimetry of HAbitable Planet Earth (SHAPE) at 100-km polar orbit; Surface operations to be conducted over 1-lunar day / ~14 Earth days

Credits: ISRO, CNSA, NASA

Friday / 10 Feb 2023

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Capstone Lunar Orbit Pathfinder Team Attempting to Establish 2-Way Communication / Navigation Link with LRO

Led by Advanced Space, Capstone mission on 13th orbit of Moon, will soon exceed 3 months in 1,500 x 75,000-km near-rectilinear halo orbit (NRHO), the intended path of Lunar Gateway human waystation (launching NET Nov 2024); The Terran Orbital-built 6U CubeSat has ~56% fuel (120 m/s ΔV) remaining, on track to surpass 6-month goal in orbit following 11-day command loss / recovery; Team working to validate spacecraft-to-spacecraft navigation tech demonstration Cislunar Autonomous Positioning System with LRO, and attempt stand-alone navigation with Chip Scale Atomic Clock measurement of DSN radio signal

Pictured: Advanced Space CEO Bradley Cheetham; Credits: Advanced Space, NASA, Terran Orbital

Tuesday / 7 Feb 2023

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Artemis 2 ‘Mega Moon Rocket’ Construction on Track for 2024 Crewed Mission as SpaceX Starship Preps for Orbital Test

Build of next NASA Moonship advances with Artemis 2 SLS core stage nearing completion / integration with 4 Aerojet Rocketdyne RS-25 engines at Michoud Assembly Facility; Sets of SRBs for Artemis 2 & 3 await vehicle readiness at Utah Northrop Grumman plant; Interim Cryogenic Propulsion Stage (ICPS) in final assembly at Florida ULA factory; Orion European Service Module build progressing at KSC Neil Armstrong Building with acoustic tests slated for spring; Orbital test of Starship, the SpaceX vehicle planned to land Astronauts on the Moon (NLT 4 July 2026) may launch orbital test in March if imminent static fire of 33-Raptor engine Super Heavy prototype is successful

Credits: NASA, SpaceX

Weekend Edition
Fri-Mon / 27-30 Jan 2023

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CNSA Continues Exploration and Science on the Surface of Moon as Phase 4 of Chang’E Program to Begin NET 2024

Chang’e-4 Moon Lander and Yutu-2 (‘Jade Rabbit’) rover are again busy gathering data / traversing the lunar surface following 16 and 15 Jan activation commands marking start of their 51st lunar day (equivalent to 1,479 Earth days); Yutu-2 has traveled 1,455-m; As Queqiao (‘Magpie Bridge’) replay satellite nears end of 5-year mission life in June, Queqiao-2 with 8-year lifespan being prepared for launch in early 2024, an essential communication link for farside SPA sample-return mission Chang’E-6 NET 2024, MSP CE-7 NET 2026, and CE-8 NET 2028

Pictured: Chang’E-7 Deputy Chief Designer Tang Yuhua (T), CLEP Phase 3 Deputy Chief Designer Li Chunlai (B); Credits: CNSA / CLEP, CCTV via Inside Outer Space, IAF

Friday / 13 Jan 2022

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ShadowCam Mapping of Perennially Dark Regions on Moon Begins with Shackleton Crater

2,040-m wide area of the interior of Shackleton Crater (89.9°S, 0.0°E) is first light for ShadowCam instrument on Korea Pathfinder Lunar Orbiter Danuri; Based on Lunar Reconnaissance Orbiter Camera Narrow Angle Camera with 200x light-gathering ability (equivalent to an increase from ISO 100 to 12,800), ShadowCam is a product of San Diego-based company Malin Space Science Systems operated by Arizona State University for NASA; 1.7 m/pixel resolution images to aid in water ice prospecting, landing site analysis for Artemis 3 human landings NET 2025 and KARI indigenous lander mission NET 2032

Credits: KARI, NASA

Weekend Edition
Fri-Mon / 6-9 Jan 2022

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A Host of Robotic Moon Landings in 2023 to Precede New Era of Human Lunar Orbital Missions

Artemis Age of lunar exploration will continue full-steam in coming year with NASA CLPS lander missions from Intuitive Machines (IM-1) and Astrobotic (PM1) targeting Q1 launch followed by JAXA SLIM NET April, ISRO Chandrayaan-3 NET June, Roscosomos Luna-25 NET July; SpaceX aims to send 9 passengers on lunar flyby on Starship dearMoon by EOY; NASA working towards Artemis-2 mission launching NET May 2024 with 4-member crew (3 USA, 1 Canada) to be announced soon; Meanwhile ispace Hakuto-R expected to join 9 international orbiters NET April; 4 Artemis-1 CubeSats in vicinity

Credits: NASA, JAXA, Lockheed Martin, Tyvak