TROPICS → Tomorrow.io: The Most Commercially Impactful FO Tech Transfer¶
Last updated: Session 80, 2026-04-07
Summary¶
The technology chain from FO project 94156 to the Tomorrow.io commercial weather constellation represents the single most commercially impactful Flight Opportunities lineage in the portfolio. The chain:
FO parabolic flight [94156] (2013–2016, Kerri Cahoy, MIT)
→ MicroMAS-1 (Jul 2014, failed in orbit)
→ MicroMAS-2a (Jan 2018, NOAA-funded, successful)
→ TROPICS constellation (May 2023, NASA Earth Venture Mission, 4 CubeSats)
→ MIT Lincoln Lab CRADA (2022)
→ Tomorrow.io TMS constellation (2024–2026, 13 satellites launched, 11 operational)
→ NOAA operational validation (Jan 2026)
→ First commercial provider of operationally validated microwave sounder data
What makes this unique: This is the only FO technology that has (a) infused into an operational NASA Earth science mission AND (b) subsequently transferred to a commercial constellation providing operationally validated data to a federal agency. No other FO lineage reaches this level of commercial impact.
The Technology¶
Core innovation: A dual-spinning CubeSat bus — a 2U spacecraft bus with a 1U rotating payload connected via a scanning assembly with slipring, motor, bearing, and encoder. The rotating payload carries a passive microwave radiometer that cross-track scans the atmosphere, measuring temperature, humidity, and precipitation through clouds.
What FO tested: Mechanical and controlled functionality of the rotating interface in microgravity (parabolic flight, 2013–2016). Earth-based testing can't replicate the dynamics of a 60 rpm rotating payload in zero-g. FO confirmed the design before orbital deployment.
What MIT Lincoln Lab added: Miniaturized microwave receiver technology (from the Advanced Component Technology program). The receiver is "coffee-cup sized" compared to "washing-machine sized" traditional sounders — 25× less power, 50× less mass, 112× less volume while maintaining comparable performance. The FO contribution was the bus architecture; MIT LL's contribution was the instrument.
The CRADA Transfer¶
| Aspect | Detail |
|---|---|
| Mechanism | Cooperative Research and Development Agreement (CRADA) |
| Parties | MIT Lincoln Laboratory → Tomorrow.io |
| Initiated | 2022 |
| Duration | ~18 months |
| What transferred | Microwave sounder designs, software, integration procedures |
| Initial units | 3 flight units delivered by MIT LL to Tomorrow.io |
| Training | MIT LL trained Tomorrow.io and 7 industry partners |
| Complexity | Required navigating complex licensing — 15 years of prior government investment, multiple IP owners |
| Recognition | FLC 2025 Excellence in Technology Transfer Award (ceremony May 13, 2025) |
Key MIT LL personnel: William Blackwell, Tom Roy, Steve Gillmer, Rebecca Keenan, Nick Zorn, Mike DiLiberto
Key Tomorrow.io personnel: Kai Lemay, Scott Williams, Emma Watson, Jan Wicha
Tomorrow.io TMS Constellation¶
Specifications¶
| Parameter | Value |
|---|---|
| Satellite | 6U CubeSat, 12 kg |
| Instrument | Passive microwave radiometer, 12+ channels |
| Frequencies | 91–204 GHz (2 window, 7 O2, 3 H2O) |
| Spatial resolution | 14×17 km @ nadir (204 GHz); 26×28 km @ nadir (91 GHz) |
| Swath | 2,200 km (120 degree scan) |
| Orbit | 550 km, SSO + mid-inclination mix |
| Scanning | Cross-track |
| Calibration | Deep space, noise diodes, internal target |
| Design life | 3 years |
| Target revisit | <40-minute median global |
| Data latency | <15-minute median |
Launch History¶
| Batch | Satellites | Launch Date | Vehicle | Notes |
|---|---|---|---|---|
| 1 | S1, S2 | Aug 16, 2024 | SpaceX Transporter-11 | First TMS units (from MIT LL CRADA) |
| 2 | S3, S4 | Dec 21, 2024 | Bandwagon-2 | |
| 3 | S5, S6 | Mar 14, 2025 | SpaceX Transporter-13 | |
| 4 | S7 | Apr 21, 2025 | Bandwagon-3 | 7 sounders operational |
| 5+ | S8–S11+ | 2025–2026 | TBD | 11 in orbit as of Jan 2026; 18 planned |
Constellation status (Jan 2026): 11 TMS satellites in orbit. 6 of 7 initial sounders collecting science data in steady state. Calibration completed ~30 days after each launch.
Full constellation plan: 18 sounder satellites + 8–10 radar satellites (Tomorrow-R series, Ka-band).
Comparison to TROPICS¶
| Parameter | TROPICS (NASA) | TMS (Tomorrow.io) |
|---|---|---|
| Form factor | 3U CubeSat | 6U CubeSat |
| Constellation | 4 operational | 11+ in orbit, 18 planned |
| Channels | 12 (90–206 GHz) | 12+ (91–204 GHz) |
| Revisit | 30 min median (3 sats) | <40 min target (full constellation) |
| Data latency | ~45 min | <15 min |
| Mission life | 2.5 years (May 2023 – Nov 2025) | 3-year design life per satellite |
| Cost | ~$30M+ (NASA EVM) | Commercial (VC-funded) |
NOAA Validation and Contract Path¶
Timeline¶
| Date | Milestone |
|---|---|
| Oct 2024 | NOAA awards $4.93M microwave sounder pilot study (1332KP24P0077) |
| Jul 2025 | ITSC-25: Observing System Experiments show statistically significant 6-hr forecast improvements |
| Jul 2025 | JCSDA 6-month evaluation: "overwhelming positive impact" on temperature, water vapor, wind forecasts |
| Sep 2025 | NOAA UIFCW-2025 evaluation (Guerrette et al.) |
| Dec 2025 | TMS data ingested into NOAA AWIPS2 system for testing |
| Jan 2026 | NOAA mid-term evaluation: Tomorrow.io named first commercial provider of operationally validated microwave sounder data |
| Jan 2026 | NOAA awards $899K radar network contract (1305M226C0004) |
| Feb 2026 | QJRMS paper: TMS water vapor forecast impact matches ATMS per-instrument |
| Apr 1, 2026 | NOAA releases RFP for Commercial Microwave Sounder Data Buy (proposals due Apr 22) |
What "operationally validated" means¶
NOAA's evaluation found that TMS instruments produce "well-calibrated data, generally comparable to ATMS" (the Advanced Technology Microwave Sounder on NOAA/EUMETSAT operational satellites). Specifically:
- Water vapor: 2 TMS instruments deliver forecast impact comparable to 2 ATMS instruments
- Temperature: 2 TMS instruments deliver 50% of the forecast impact of 2 ATMS for tropospheric temperature
- Forecast persistence: Statistically significant improvements from TMS persist for water vapor up to 3 days, temperature and winds up to 2 days
- Accuracy: L2A temperature RMSE <1.6 K; water vapor <20% relative RMSE at 3-km vertical resolution
The April 2026 RFP for a Commercial Microwave Sounder Data Buy — under NOAA's Commercial Data Purchase program — is the direct procurement consequence. Tomorrow.io is the only company with operational microwave sounders in orbit.
Government Contracts (USASpending)¶
Total tracked: $35.1M across 12 awards¶
| Award ID | Amount | Agency | Period | Description |
|---|---|---|---|---|
| FA873021C0064 | $16.50M | USAF | 2021–2025 | Commercial Weather Data Pilot — precipitation radar constellation |
| FA233024CB003 | $10.23M | USAF | 2024–2025 | Commercial Weather Data Pilot TRL 9 |
| 1332KP24P0077 | $4.93M | NOAA | 2024–2026 | Microwave sounder pilot study |
| 80HQTR24FA086 | $2.00M | NASA | 2024–2025 | CSDA Program evaluation task |
| 1305M226C0004 | $899K | NOAA | 2026–2027 | Commercial radar network evaluation |
| FA865219P0209 | $158K | USAF | 2019 | Combat weather for battlefield airmen |
| 80NSSC21C0158 | $121K | NASA | 2021 | Weather testbed for Urban Air Mobility |
| FA864923P0718 | $75K | USAF | 2023 | Probabilistic insights |
| 80NSSC25PA301 | $52K | NASA | 2024–2025 | ARENA radar modules |
| FA875119PA034 | $50K | USAF | 2019 | Dual-purpose technologies |
| 80NSSC23PC423 | $44K | NASA | 2023–2024 | ARENA digital modules |
| 80NSSC24PA412 | $11K | NASA | 2024 | ADC card |
By agency: USAF $27.0M (77%) | NOAA $5.8M (17%) | NASA $2.2M (6%)
Note: The $19.3M USAF AFVentures contract (Feb 2022) for weather radar satellites — widely reported in press — may partially overlap with FA873021C0064 above. The USASpending total may undercount due to contract modifications and IDIQ task orders.
Private Funding¶
| Round | Date | Amount | Investors |
|---|---|---|---|
| Seed | ~2016 | Undisclosed | |
| Series A | ~2018 | Undisclosed | |
| Series B | ~2019 | Undisclosed | |
| Series C | ~2020 | Undisclosed | |
| Series D | Mar 2021 | $77M | (Company renamed from ClimaCell) |
| Series E | Jun 2023 | $87M | |
| Series F | Feb 2026 | $175M | Stonecourt Capital, HarbourVest, Square Peg |
| Total | ~$500M | Valuation >$1B (unicorn status, Feb 2026) |
Company Profile¶
| Field | Value |
|---|---|
| Legal name | The Tomorrow Companies Inc. |
| Former name | ClimaCell (2016–2021) |
| Founded | 2016 |
| Founders | Shimon Elkabetz (CEO), Itai Zlotnik, Rei Goffer, Hagit Messer |
| HQ | Boston, Massachusetts |
| Employees | ~224 (Nov 2024) |
| Products | Weather Intelligence Platform, Weather by Tomorrow (consumer app) |
| Clients | JetBlue, Delta Air Lines, New England Patriots, USAF, NOAA |
DeepSky (Next Generation)¶
Announced January 22, 2026 — one week after completing Gen1 constellation deployment. DeepSky is Tomorrow.io's second constellation:
- Larger satellites (bigger than 6U CubeSats)
- Multiple proprietary instruments per satellite
- "AI-native" sensing network
- Significantly higher revisit rates than Gen1
- $175M Series F specifically funds DeepSky deployment
- Number of satellites and first launch date not disclosed
Publications¶
-
Guerrette et al., "All-sky assimilation impacts of the Tomorrow.io microwave sounder constellation on global weather forecasts" — Quarterly Journal of the Royal Meteorological Society, Feb 2026 (DOI: 10.1002/qj.70106). Key result: 2 TMS instruments match 2 ATMS for water vapor; 50% of ATMS for temperature. Forecast improvements persist 2–3 days.
-
Marchetti et al., "The Tomorrow.io Microwave Sounder Constellation: Pre-launch Performance Assessment and Early On-Orbit Results" — AMS Annual Meeting, Jan 2025. Pre-launch and early on-orbit calibration.
-
Guerrette, "Evaluation of the Tomorrow.io Microwave Sounder" — NOAA UIFCW-2025 (Sep 2025). NOAA evaluation poster/presentation.
-
SmallSat Conference 2025, "Reaching Full Operating Capability with the Tomorrow.io Weather Constellation" — Utah State University Digital Commons. Operational readiness of Gen1.
-
MIT Lincoln Lab, "Miniature microwave sounders transferred to industry expand storm-forecasting capabilities" (news article, 2025). Overview of CRADA and tech transfer.
See also: MIT TROPICS publications (5 NASA TROPICS mission papers, 2025).
Why This Matters for FO¶
The chain of evidence¶
| Step | Year | What happened | FO's role |
|---|---|---|---|
| 1 | 2013–2016 | FO parabolic flight [94156] tests dual-spinning bus | Microgravity verification of rotating interface |
| 2 | 2014–2018 | MicroMAS-1 (failed), MicroMAS-2a (success) | Architecture proven in orbit |
| 3 | 2023 | TROPICS constellation launched (NASA EVM, ~$30M+) | Operational mission |
| 4 | 2022–2024 | MIT LL CRADA transfers sounder to Tomorrow.io (18 months) | IP enables commercial |
| 5 | 2024–2026 | Tomorrow.io launches 13 satellites, 11 operational | Commercial constellation |
| 6 | 2026 | NOAA validates, RFP for data buy | Government becomes customer |
What's unprecedented¶
-
Full research-to-commercial pipeline. Most FO technologies stop at mission infusion or follow-on contracts. This one reached a $1B+ unicorn deploying the technology at scale.
-
Government-to-commercial-to-government loop. NASA funded the research (FO → TROPICS). MIT LL transferred the technology to a commercial company. NOAA is now buying the data back from that company. The government invested in R&D, enabled commercialization, and now benefits from commercial competition.
-
Scale. Tomorrow.io's 18-satellite sounder constellation exceeds TROPICS (4 satellites) by 4.5×, with lower data latency (<15 min vs. ~45 min) and a longer-term business model.
-
Validation. NOAA independently validated that commercial CubeSat microwave sounders produce data "comparable to ATMS" — the gold-standard government instrument. This validates the entire small-satellite weather sensing approach that FO helped pioneer.
FO's specific contribution — honest assessment¶
FO tested the bus architecture (dual-spinning mechanism), not the instrument (microwave receiver miniaturization, which came from MIT LL's ACT program). The bus was necessary but not sufficient — without the miniaturized receiver, there's no TROPICS. FO's contribution was enabling microgravity verification of a novel mechanical design that couldn't be fully tested on the ground. The parabolic flights confirmed the dynamics before MicroMAS-1 was launched (Jul 2014, 7 months after FO project started). The timing suggests FO verification was concurrent with, not prior to, the first orbital attempt.
Confidence: Confirmed. NASA FO transitions page lists this as a transition. FLC 2025 award confirms CRADA and tech transfer. NOAA validation confirms operational impact.
Cross-References¶
- MIT TROPICS CubeSat — full FO project details, PI profile, mission results
- FO Mission Infusion Summary — TROPICS is the only Earth science mission infusion
- Archetypes — Archetype 2 variant: Academic tech → FO → mission → commercial constellation
- DOD LaserComm Pipeline — another example of FO→DoD tech pipeline (different mechanism)
Verification¶
| Check | Result |
|---|---|
| Sample size | 1 FO project → 1 mission → 1 commercial constellation |
| Query | techport_get_project(94156) + NASA FO transitions page + USASpending ("The Tomorrow Companies") + web search |
| Counter-query | Would Tomorrow.io's TMS exist without the FO-tested bus? Probably yes — the bus architecture was also tested in orbit (MicroMAS-1, Jul 2014). FO provided early microgravity data but wasn't the only path to bus validation. The more critical enabler was MIT LL's microwave receiver miniaturization (ACT program). |
| Confidence | Confirmed for the chain: FO → TROPICS → Tomorrow.io. Suggestive for FO as critical enabler — the bus was important but the instrument was arguably more so. |