NASA Open Data Portal

data.nasa.gov ↗

Metadata discovery across NASA datasets

Visit site ↗ Save

SI Score: 40/100
Pricing: Not confirmed
Free plan: Not confirmed
Sign-up required: Not confirmed

Open Data global

Ask SI about NASA Open Data Portal

Answers use saved listing facts and recorded sources.

What it does

NASA's data portal catalogues publicly available datasets across science, space exploration and related agency work.

The portal explains that it is a metadata repository and can send readers elsewhere for the underlying data. Follow that destination for product-specific access requirements and reuse conditions.

Best for

Locating NASA datasets and their actual hosting sources

Sources

Welcome - NASA Open Data Portal (Oct 26, 2026)

SI Score

40/100

#32 in Open Data

Based on published information. No hands-on task test.

Method 2.0 · Saved catalogue only Assessed Oct 26, 2026Score ceiling for this evidence: 59/100.

Product usefulness 40

Evidence

The metadata-versus-data and separate API/code destinations establish a basic source-finding route. They do not demonstrate product-specific retrieval controls.

Limits: AI review of saved source passages. No hands-on test, human approval or automatic-provider checker receipt.

Source links and check dates are in Sources and checks below.

Separate website checks

These checks do not add points to the SI Score. They inspect the website's HTML, not the product in use.

Basic website checksunknown

No check recorded.

HTML accessibility checksunknown

No check recorded.

Homepage HTML responseunknown

No check recorded.

Trackers in homepage HTMLunknown

No check recorded.

Page date hintsunknown

No check recorded.

Policy links do not verify a company's conduct. An HTML response time is not application speed. Tracker and accessibility checks miss behavior after page load. Copyright dates do not prove product upkeep.

How the SI Score works →

Unconfirmed details may be unassessed, absent from the pages checked or temporarily unreadable. A missing price does not mean the service is free.

Sources and checks

Supporting pages for product usefulness, site facts, prices and separate website checks. Each record keeps its own date. Reading a page does not establish how well the product performs in use.

data.nasa.gov/
- Product usefulness evidenceChecked Oct 26, 2026

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