Search NASA

Open knowledge, easier to explore.

Search engineering papers and technical reports from NASA and the Department of Energy. Explore experiments, materials, and methods with direct links to the original research.

Our sources

• NASA NTRS
• DOE OSTI

An independent index of NASA NTRS and DOE OSTI records. Not affiliated with either agency. Source documents retain their original rights.

How the index works

We import public metadata and organize it into searchable records. Keyword search matches titles, descriptions, authors, subjects, and places. When meaning search is enabled, it compares locally stored text embeddings. Related records are selected using shared metadata.

Abstracts and descriptions come from the original source. We do not present generated summaries as source text. Indexed record counts describe this site's imported collection, not the complete holdings of any source archive.

Corrections & attribution

Each record links to its original source. Check that source for the latest version, full documents, and reuse permissions. Metadata can be reimported when source records change.

Operated by Indiciae

Indiciae operates Search NASA, an independent archive discovery service. The original authors and archives retain attribution for their work.