Starlink Services sustainability score: 17/100

·Telecommunications
17
out of 100
Significant gapsPending Review

Starlink Services scores 17/100 (Significant gaps) on SINK's independent climate assessment — scored from public data only, no company payment can change a number. Last verified September 2026.

That places Starlink Services joint 657th of 671 companies scored, and 15th of 15 in Telecommunications.

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This score is built from public data only. If your practice is stronger than your disclosure, submit evidence for review — or challenge any question, free.

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The calculation

How is Starlink Services's SINK score calculated?

Same formula for every company. No curve. No private weighting.

SINK = (0.3 × Base + 0.7 × Performance) × Scale
Industry base impact
Telecommunications sector ceiling.
55 / 100
Performance score
Sum of the 10 rubric questions, scored 0–10 each.
12 / 100
Raw score
Weighted average before scale penalty.
(0.3 × 55) + (0.7 × 12) = 24.9
Scale penalty
Multiplier based on absolute emissions volume — physics-first.
× 0.7
Final score
Rounded. Significant gaps.
17 / 100
The ten questions

What is Starlink Services doing well, and where does it fall short?

Strongest on Controversies & Red Flags and Resource Use & Waste (5/10, 3/10). Weakest on Targets & Commitments and Nature & Biodiversity Impact (0/10, 0/10).

Where the evidence comes from

What evidence is Starlink Services's score based on?

18 sources used in this assessment. All publicly available. Each row shows which rubric questions it informed.

[1]Source
sciencedirect.com

LEO megaconstellations are roughly 6–8 times more emissions intensive (250 kg CO2eq/subscriber/year) than comparative terrestrial 4G mobile broadband

Q1
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[2]Source
jalopnik.com

The most common launch, the comparatively tiny Falcon 9, emits around 28,000 metric tons of carbon

Q1Q4
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[3]Source
en.wikipedia.org

Starlink Services, LLC... Revenue: US$11.4 billion (2025)... Members: 12 million subscribers (June 2026)

Q1Q2
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[4]Source
starlink.com

Starlink delivers fast, reliable internet at home and on the go

Q2Q8Q9
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[5]Source
polytechnique-insights.com

Between 2019 and 2024, the amount of fuel used by rockets more than tripled

Q3
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[6]Source
space.com

SpaceX alone launched a record 96 orbital rockets last year and aims for nearly 150 in 2024

Q3
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[7]Source
greenlaunch.space

Starship is SpaceX's fully reusable, two-stage launch vehicle powered by Raptor engines burning liquid methane (CH4) and liquid oxygen (LOX)

Q4
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[8]Source
tx.audubon.org

After the launch, CBBEP inspected nine nests and found all nine were 'either missing eggs, had damaged eggs, or both'

Q5Q10
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[9]Source
defenders.org

These protected areas have been impacted by falling debris and wildfires caused by explosions and crashes at the launch site

Q5Q10
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[10]Source
space.com

These launches pose a threat to the wildlife that the 90,000-acre refuge was established to protect

Q5
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[11]Source
nature.com

In the U.S., reusability has been embraced by commercial aerospace companies like SpaceX, whose reusable rockets have helped to minimize the environmental footprint of manufacturing components

Q6
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[12]Source
datacenterdynamics.com

The destructive deorbit of a 550-pound satellite releases about 66 pounds of aluminum oxide nanoparticles into the upper atmosphere

Q6
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[13]Source
epa.gov

Class II Administrative Penalty Proceeding under Section 309(g) of the Clean Water Act

Q7Q10
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[14]Source
sacurrent.com

SpaceX agreed to pay the penalty over a spill of 36,000 gallons of liquid oxygen into wetlands adjacent its launch area in Boca Chica

Q7
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[15]Source
cnbc.com

SpaceX discharged industrial wastewater without a permit four times between March and July of this year

Q7Q10
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[16]Source
sciencebasedtargets.org

The SBTi's Target Dashboard lists companies and financial institutions that have set science-based targets, or have committed to developing targets

Q8
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[17]Source
scribd.com

SpaceX appreciates this opportunity to update the Commission and the public about the reliability and safety of its satellite constellations

Q9
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[18]Source
starlink-stories.cdn.prismic.io
Q9
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If you believe a source has been misread or a newer version exists, submit a challenge.

Starlink Services in context

How does Starlink Services compare with other telecommunications companies?

Starlink Services sits at the bottom of the telecommunications pack.

Among the 15 major telecommunications brands we've scored, Starlink Services sits 15th of 15.

15/15
Starlink Services's rank
45
Industry average
17
Industry low
55
Industry high
How this score has moved

Has Starlink Services's score changed?

today

Score history begins 9 September 2026.

As Starlink Services's score updates, the trajectory will appear here.

We're backfilling historical scores for FTSE 100 and S&P 100 companies over the coming weeks.

What's being contested

Has Starlink Services's score been challenged?

This score is not currently being contested.

Every challenge is published. We'd rather be corrected than wrong — that's the whole point.

No challenges submitted yet. If you have evidence that contradicts this score, you can challenge any question above — cite a public source and we'll review it.

About Starlink Services
Founded
Headquarters
US
Employees
~3,000
Annual revenue
~$11.4B
Company website ↗
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