Newsletter · · 7 min read

Earth Observation Weekly Briefing - August 18, 2025

The Zero Rupee Bid and The Future of Landsat

iWelcome to the new format of the TerraWatch newsletter. A bit later than usual this Monday, but a few quick housekeeping notes before we get into the real content.


📢 Reminder: The TerraWatch Newsletter Is Evolving

As announced, the TerraWatch newsletter is moving to a new model starting September 1.

To help you get familiar with what’s coming, this month you will be receiving previews of the new formats:


📈 EO Market Signals

💰 Deals & Funding

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A bit more context: Xovian joins a pretty crowded landscape for RF-based EO companies including Hawkeye360, Unseenlabs, Sierra Neva Corporation, Horizon Technologies, Aerospacelab and Spire - each on a different phase of satellite deployment and RF solution offering.

🎯 Moves & Strategy

💡
A bit more context: While generally edge computing firms stay suppliers or users of data, NOVI plans launch its own satellites with onboard edge compute and evolve into a full-stack EO company.

In an ideal ecosystem, subsystem developers, whether payload makers or edge compute providers, wouldn’t need to build their own constellations. But such is the state of the EO market today: for some, going full-stack may be the only viable go-to-market strategy.

Uncomfortable truth: Not every GPU or inference chip maker is building their own AWS or Azure, but not the case in EO yet.
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A bit more context: This marks a shift from static ground networks to dynamic, global coverage, a high-cost but potentially game-changing model for time-critical EO and defense users. Contrast this with Northwood, tackling the same challenge by offering mass-producible, software-defined phased array gateways deployed in a short time.

🛰️ Other Signals

Credit: NASA

🔎 Featured Analysis

Pixxel-Led Consortium and Their for 0-Rupee Bid

A consortium led by Pixxel, with SatSure, PierSight, and Dhruva Space, has won a Public-Private Partnership contract from IN-SPACe to build and operate a 12-satellite EO constellation, but bidding ₹0 (zero rupees) for the project.

Credit: SatSure

Instead of relying on the government’s ₹350 crore loan, the consortium will invest over ₹1,200 crore (~$150 million) of its own funds over the next 4–5 years. Many of these satellites were already on their roadmaps, making the PPP less about “free money” and more about formalizing a framework for national data sovereignty while leveraging global commercial opportunities.

Breakdown: Pixxel (5 VHR + 2 hyperspectral), SatSure (3 multispectral), PierSight (2 SAR), and Dhruva Space (subsystems & ground)

Why This Matters

This is a bold bet on India’s startups taking on roles historically reserved for state-led programs. If successful, India could leapfrog to one of the most diverse EO capabilities globally while proving a new PPP template: government shapes demand but avoids heavy capex.

At the same time, it brings risks: execution delays, financing pressure, and the challenge of serving both sovereign needs and global commercial markets. National and state governments are the most likely first users, but long-term success depends on building a viable international customer base.

The 0-Rupee Bid

As Pixxel's CEO explained, the “zero bid” wasn’t about undercutting rivals, it was a strategic signal. Pixxel and partners are effectively saying: “We’ll take on the financial risk because demand is inevitable, and we want to control the market.”

In a market where dependency on government contracts is the norm, this is a display of remarkable ambition and audacious confidence. The open question – does this mark the beginning of a sustainable PPP model in EO, or is it a one-off success enabled by a uniquely well-funded group of startups?

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💡 Exclusive Insights from TerraWatch

The Future of Landsat

NASA has issued a Request for Information for the next phase of the Sustainable Land Imaging (SLI) program, the effort to ensure Landsat continuity beyond Landsat-9.

What's new? They are interested in getting information about whether the private sector can achieve Landsat-class performance on a radically smaller budget.

Facts & Figures

The RFI is open to fully commercial constellations, hybrid public–private models, data-as-a-service contracts and disaggregated constellations combining multiple satellites.

The Significance

Landsat has been the gold standard for open, science-grade optical and thermal imagery since 1972, underpinning everything from agricultural monitoring to water management and climate science.

The good news is the continuity that they are demanding – 30 m optical, 100 m thermal, <5% radiometric uncertainty, tight geometric alignment and calibration stability over decades. So, they would like to keep the trust in the data continuing.

The challenge is that while many commercial EO companies today exceed Landsat’s spatial, spectral and temporal resolution, few offer science-grade radiometry, rigorous calibration and proven stability across decades.

This isn’t just about sharper images; it is about maintaining a calibration chain and stability that makes Landsat data comparable across decades, something commercial missions rarely invest in. Commercial missions generally lack the multi-decade calibration chains of Landsat, but matching that standard would require significant investment in ground infrastructure and validation campaigns.

This raises the stakes significantly – in order to meet these specs under the budget constraint, NASA will have to consider new architectures and business models i.e. from hybrid constellation and hosted payloads to fully commercial “data-as-a-service” models.

Bottom line: Matching Landsat’s trust level and quality is harder than matching/exceeding its resolution.

Why is this different

For Landsat, NASA and USGS traditionally designed the mission and handed industry a build-to-print contract.

In SLI, the RFI sets only the performance thresholds and a strict $130M/year budget cap, leaving it to industry to propose how to meet the requirements. That effectively transfers part of the responsibility (and risk) for continuity from government to industry, pushing contractors and commercial players to innovate on architecture, financing, and delivery.

This mirrors a broader trend in defense procurement, where agencies increasingly specify the outcome (e.g., “10m imagery every 5 days” or “global 6-hour forecasts”) without dictating the system architecture. The shift creates space for commercial players, but it also raises questions about long-term data stewardship, standards, and who ultimately carries the risk when budgets are capped.

Why this matters

If NASA succeeds, this could set a precedent for flagship Earth observation missions worldwide - high-trust, science-grade data, commercially delivered, and openly shared.

It’s both a huge opportunity and a stress test:

If successful, it could mark the first time a flagship EO mission is sustained under a commercial-leaning model, a precedent that could reshape how countries think about open, science-grade data.


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Until next time,

Aravind.

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