SYS.INDEX // PLATFORM DIRECTORY
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Every document, interactive engineering solver, dataset, and curriculum module published on nadir lab. indexed on a single page for rapid technical discovery.
Research Monographs (4)
- SQ-R-004Materials-initiated failures and screening gaps in CubeSat and PocketQube missions
- SQ-R-003Non-pyrotechnic antenna deployment in PocketQube-class satellites: strain and thermal budgets for NiTi tapes and release actuators
- SQ-R-002Materials engineering for PocketQube picosatellites: A scaling-based review and design guide
- SQ-R-001PocketQube picosatellites: A review of standards, mission trends and miniaturization constraints, with lessons learned from Grizu-263A, Türkiye’s first PocketQube
Technical Notes (20)
- NL-TN-2026-008G/T from first principles: what makes a good amateur ground station
- NL-TN-2026-016Tracking a 5 cm satellite
- NL-TN-2026-014Atomic oxygen and polymers in low Earth orbit
- NL-TN-2026-015First natural frequency of the backplate and launch loads
- NL-TN-2026-012The 1P battery: capacity, depth of discharge and cycle life
- NL-TN-2026-013LoRa from low Earth orbit
- NL-TN-2026-020CubeSat corner rail tribology, PC/104 stack mechanics and PQ9/CS14 backplanes
- NL-TN-2026-011Disturbance torques at PocketQube scale
- NL-TN-2026-010Passive magnetic attitude control for a 1P: sizing the magnet and damper rods
- NL-TN-2026-019Scaling from 437 MHz UHF to S-band and X-band high-rate CubeSat downlinks
- NL-TN-2026-009How much data can a PocketQube download per day?
- NL-TN-2026-0183-axis reaction wheels, star trackers and momentum dumping in CubeSat ADCS
- NL-TN-2026-007Pass geometry and Doppler for small-satellite ground stations
- NL-TN-2026-0173U and 6U CubeSat power budgets: body-mounted vs. deployable solar arrays
- NL-TN-2026-006Meeting the five-year rule without propulsion
- NL-TN-2026-005Thermal response of a PocketQube: why a lighter spacecraft cycles harder
- NL-TN-2026-004The power budget of a 1P PocketQube
- NL-TN-2026-003Magnetic detumbling with B-dot: a 1U and a 1P compared
- NL-TN-2026-002A UHF downlink budget for a 1P PocketQube
- NL-TN-2026-001Orbital decay and lifetime of PocketQubes and CubeSats
Historical Chronicle (1957–2024) (19)
- 2024-10-077 October 2024: ESA’s Hera Launches Carrying the 6U XL CubeSats Milani and Juventas Toward Didymos–Dimorphos
- 2024-07-099 July 2024: Ariane 62 Maiden Flight (VA262) Deploys Eight European & NASA CubeSats Including ISTSat-1, 3Cat-4, OOV-Cube and CURIE
- 2023-06-1212 June 2023: Transporter-8 Deploys BME Budapest’s 3P MRC-100, URESAT-1 (SO-120), ROM-2, Istanbul-1 and SATLLA-2I
- 2022-11-16November 2022: 12U CAPSTONE Enters Lunar NRHO as NASA’s Artemis I Deploys Ten Secondary 6U Deep-Space CubeSats
- 2022-09-2626 September 2022: ASI’s 6U LICIACube Autonomously Tracks and Images NASA’s DART Kinetic Impact Plume at Asteroid Dimorphos
- 2022-01-1313 January 2022: SpaceX Transporter-3 Deploys 21 PocketQubes Across Nine Countries Including TU Delft’s 3P Delfi-PQ & Grizu-263A
- 2021-03-2222 March 2021: Soyuz-2.1a / UniSat-7 Deploys SMOG-1 (MO-110), Argentina’s DIY-1 (Arduiqube) and Sapienza’s 6P STECCO
- 2021-01-2424 January 2021: SpaceX Transporter-1 Launches a Record 143 Spacecraft, Inaugurating the Dedicated SSO SmallSat Rideshare Program
- 2019-12-066 December 2019: Rocket Lab Electron (Alba Cluster 2) Deploys Six PocketQubes: SMOG-P, ATL-1, FossaSat-1, TRSI-Sat & Noor-1A/1B
- 2018-11-2626 November 2018: NASA JPL’s 6U MarCO-A and MarCO-B Relay Real-Time InSight Mars Landing Telemetry Across 160 Million km
- 2017-02-1515 February 2017: ISRO PSLV-C37 Deploys 104 Satellites on a Single Launch Including 88 Planet Labs 3U ‘Dove’ Imagers & Nayif-1
- 2013-11-2121 November 2013: Dnepr & UniSat-5 Deploy the World’s First Four 5 cm PocketQubes ($50SAT, WREN, BeakerSat-1, QubeScout-S1)
- 20092009: Prof. Bob Twiggs Proposes the 50×50×50 mm (1P) ‘PocketQube’ Standard to Bring University Launch Costs Within Classroom Reach
- 2008-04-2828 April 2008: PSLV-C9 Launches Six International CubeSats Including TU Delft’s Batteryless 3U Delfi-C3 (DO-64), AAUSAT-II, COMPASS-1 and CanX-2
- 2003-06-3030 June 2003: Eurockot Launches the World’s First Six CubeSats (XI-IV, CUTE-1, AAU CubeSat, DTUsat-1, CanX-1 & QuakeSat) Into 820 km SSO
- 19991999: Prof. Jordi Puig-Suari (Cal Poly) and Prof. Bob Twiggs (Stanford SSDL) Introduce the 10 cm CubeSat Standard & P-POD Dispenser
- 1981-10-066 October 1981: University of Surrey’s UoSAT-1 (UO-9) Launches on Delta 2310, Founding Modern COTS Microprocessor SmallSat Engineering
- 1961-12-1212 December 1961: OSCAR-1 Launches Aboard Thor-Agena B as the World’s First Non-Governmental (Amateur) Satellite & First Amateur Piggyback Payload (4.5 kg, 144.983 MHz)
- 1957-10-041957–1958 Foundational Epoch: Sputnik-1 (1957-001B) & the 1.47 kg Vanguard-1 (1958-002B) Establish VHF Telemetry, Silicon Solar Cells & Thermospheric Drag Physics
Platform Hubs, Atlases & Governance (21)
- /startStart Here — Curated Reader Pathways
- /wikiSatWiki Encyclopedia Hub
- /labInteractive Engineering Lab Hub
- /researchResearch Monographs Hub
- /articlesTechnical Notes Index
- /learn12-Module Spacecraft Engineering Course
- /topicsSpacecraft Engineering Topic Hubs (13)
- /newsSmallSat News & Space Weather Wire
- /historySmallSat Historical Chronicle (1957–2024)
- /nationsGlobal SmallSat Nations Atlas (25+1)
- /cansatCanSat & Model Satellite Engineering Hub
- /glossarySpacecraft Engineering Glossary (78 Terms)
- /datasetsOpen Datasets, STEP/DXF & KiCad Files
- /eventsSmallSat Conferences & Events Archive
- /referencesMaster Bibliography (BibTeX / RIS / APA)
- /validationPhysics Model Verification & Benchmarks
- /aboutAbout nadir lab. & Orbital Manifesto
- /policiesLicensing, Governance & CAD Disclaimer
- /privacyPrivacy Notice, GDPR & Cookies
- /news/policyNews Editorial & Source Policy
- /changelogPlatform Changelog (REV 0.3)
SatWiki Encyclopedia (46)
- SQ-FF-001PocketQube
- SQ-FF-002CubeSat
- SQ-FF-003ThinSat
- SQ-FF-004TubeSat
- SQ-FF-005ChipSat (Sprite)
- SQ-FF-006CanSat & Suborbital Model Satellites
- SQ-OPS-010CubeSat Orbital Deployers (P-POD, ISIPOD, QuadPack, NRCSD & CSD)
- SQ-FF-007CubeSat Design Specification (CDS Rev. 14.1) & PC/104 Architecture
- SQ-MSN-009The 2003 Eurockot Pioneer CubeSats (XI-IV, CUTE-1, CanX-1, AAUSAT, DTUsat-1 & QuakeSat)
- SQ-MSN-010Earth Observation, Weather & RF Monitoring CubeSats (Dove, Lemur-2, GOMX-3, RainCube & OPS-SAT)
- SQ-SS-001Electrical power system (EPS)
- SQ-MSN-011Interplanetary & Deep-Space CubeSats (MarCO, LICIACube, CAPSTONE, Milani & Juventas)
- SQ-SS-002On-board computer and data handling (OBC/CDH)
- SQ-SS-007Passive magnetic attitude control (PMAC)
- SQ-MSN-012QB50 Thermosphere Constellation & Landmark Educational CubeSats (FUNcube, ESTCube, PW-Sat2, BeEagleSat & HAVELSAT)
- SQ-SS-003Attitude determination and control (ADCS)
- SQ-SS-004Communications (COMMS)
- SQ-SS-005Structures and thermal control (STR/TCS)
- SQ-SS-006Propulsion (PROP)
- SQ-SS-008Payloads
- SQ-SS-009Antennas & deployment mechanisms
- SQ-SS-010Batteries & energy storage
- SQ-SS-011Flight software & fault recovery
- SQ-EN-001Materials and processes
- SQ-EN-002Space environment
- SQ-SS-012Telemetry framing & protocols
- SQ-EN-003Testing and qualification
- SQ-EN-004Systems engineering & budgets
- SQ-EN-005Radiation effects & COTS screening
- SQ-EN-006Reliability & failure statistics
- SQ-EN-007Magnetic cleanliness
- SQ-OP-001Launch and deployment
- SQ-OP-002Ground segment
- SQ-OP-003Regulation and debris mitigation
- SQ-OP-004Frequency coordination & licensing
- SQ-OP-005LEOP & in-orbit commissioning
- SQ-OP-006Tracking, TLEs & spacecraft identification
- SQ-OP-007Launch market, brokers & orbital transfer vehicles
- SQ-MS-002First PocketQubes (2013)
- SQ-MS-003Hungarian PocketQubes (SMOG-P, ATL-1, SMOG-1, MRC-100)
- SQ-MS-004FossaSat family
- SQ-MS-005AMSAT-EA PocketQubes (GENESIS, EASAT-2, HADES)
- SQ-MS-006Delfi-PQ
- SQ-MS-001Grizu-263A
- SQ-MS-007Hello Space PocketQubes (Istanbul, Hello Test-1 & 2)
- SQ-MS-008Turkish small satellites (CubeSats & PocketQubes)
Interactive Lab Tools (19)
- /lab/wizardMission Feasibility Wizard & PDR Exporter
- /lab/lifetimeOrbital Decay & Lifetime Simulator
- /lab/link-budgetUHF / S-Band Link Budget Calculator
- /lab/comparatorForm Factor & Material Comparator
- /lab/missionsMission Database (143 Satellites)
- /lab/trackerLive 2D/3D SGP4 Orbit Tracker
- /lab/heritageFlight Heritage & Signal Museum
- /lab/cadParametric CAD (.STEP/.DXF) & KiCad Generator
- /lab/submitCommunity Mission Telemetry Submission
- /lab/power-budgetSolar Power & Battery Cycle Life Calculator
- /lab/thermalTwo-Orbit Thermal & Solder Fatigue Simulator
- /lab/rfLoRa / FSK & Doppler Workbench
- /lab/propulsionPropulsion Δv & Drag Sail Calculator
- /lab/data-budgetOnboard Data & Downlink Budget Calculator
- /lab/pass-predictorGround Station Pass & Doppler Predictor
- /lab/pmacPMAC Magnet & Hysteresis Rod Sizing
- /lab/bdotB-Dot Magnetic Detumbling Simulator
- /lab/mass-budgetMass Budget & Center of Gravity Calculator
- /lab/cansatCanSat Parachute, Shock & Apogee Workbench
Curriculum Modules (12)
- M01The Physics of Miniature Scaling (L, L², L³)
- M02LEO Orbital Mechanics, Drag & The 5-Year Rule
- M03Solar Power Generation & Li-Ion Battery Ageing
- M04Orbital Thermal Balance & Solder Fatigue
- M05Disturbance Torques, PMAC & B-Dot Detumbling
- M06UHF / LoRa Link Budgets, Antennas & Doppler
- M07On-Board Computing, Radiation SEU & Watchdogs
- M08Spacecraft Materials, Outgassing & Atomic Oxygen
- M09AIT, Vibration Qualification & TVAC Testing
- M10IARU/ITU Spectrum Coordination, Deployers & Operations
- M11CubeSat Design Specification (CDS Rev. 14.1) & PC/104 Bus Architecture
- M123U/6U CubeSat 3-Axis Reaction Wheels, Star Trackers & S/X-Band Downlinks
Topic Hubs & Dispatches (13 + 10)
- TOP.01 // EPSElectrical Power Systems & Li-Ion Batteries
- TOP.02 // ADCSAttitude Determination & Control (PMAC, B-Dot & 3-Axis)
- TOP.03 // COMMSRF Communications, Link Budgets & Antenna Deployment
- TOP.04 // OBC-CDHOn-Board Computing, CDH & Fault-Tolerant Flight Software
- TOP.05 // STRUCT-THERMStructures, Thermal Control & Solder Joint Fatigue
- TOP.06 // PROPULSIONMicro-Propulsion, Drag Sails & Deorbit Systems
- TOP.07 // ASTRODYNAMICSOrbital Mechanics, Thermospheric Drag & Lifetime
- TOP.08 // GROUNDGround Stations, TLE Tracking, Doppler & SatNOGS
- TOP.09 // MATERIALSOrbital Materials, Outgassing, Atomic Oxygen & Alloys
- TOP.10 // SPECTRUM-LAWITU / IARU Spectrum Coordination & Space Debris Rules
- TOP.11 // LAUNCHLaunch Vehicles, Rideshare Deployers & LEOP
- TOP.12 // MISSIONSPocketQube & CubeSat Flight Heritage & Census (1999–2026)
- TOP.13 // GLOBAL ECOSYSTEMSGlobal SmallSat Nations & Regional Flight Heritage
- 2026-11-11November 2026 Mission Telemetry Review: NKUA/ESA’s 8U ERMIS-3 Closes a 100 Mbps LEO-to-Ground Laser Link as ESA’s Hera Arrives at Didymos with 6U CubeSats Milani & Juventas
- 2026-11-112026 Dedicated Rideshare Audit: Transporter-17 (CO-128), Transporter-18’s PICOBUS v2 PocketQube Cluster (AO-129, AO-130, SIDLOC-PQ & NIS-PQ), and Bandwagon-5
- 2026-11-11Alba Flight 11 (Transporter-16) & Global Census Update: PocketQube Catalog Reaches 106 Spacecraft Across 28 Nations with SO-127, Malaysia’s DECIMAL-SAT1 & Vietnam’s VEGAFLY-1
- 2026-11-04nadir lab. Autumn 2026 Research Release: Non-Pyrotechnic NiTi Antenna Deployment (SQ-R-003) & Materials-Initiated Failures Monographs (SQ-R-004)
- 2026-11-02Global SmallSat & PocketQube National Atlas: 125 Spacecraft Indexed Across 25 Countries and ESA/QB50
- 2026-06-18Solar Cycle 25 & The 5-Year Deorbit Rule: Why 500–550 km SSO PocketQubes Pass Without Propulsion Under Moderate-to-Active Solar Conditions
- 2025-11-28Transporter-15 (Alba Flight 10) Deploys HUNITY, SARI-1/2 and ANISCSAT, Pushing PocketQube Index Past 90 Spacecraft
- 2025-06-23SpaceX Transporter-14 Rideshare Injects 70 Payloads into Sun-Synchronous Orbit via Exolaunch, Maverick & Orbital Transfer Vehicles
- 2025-03-15Transporter-13 (Alba Flight 9) Deploys Five PocketQubes Including HADES-ICM (SO-125) and Three 3P Unicorn-2 Imagers
- 2025-01-14Seven PocketQubes Launch on Transporter-12: POQUITO 1P System Architecture and Skylink-1/2 IoT Pair