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Using a 6.5 meter primary mirror, it will probably be able to detect some of the first galaxies forming in the early Universe. A natural question is whether it will also be able to see any isolated population III stars. Here, we calculate the apparent broadband AB-magnitudes for 300 solar masses population III stars in JWST filters at z=10"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1103.1377","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-07T20:59:59Z","cross_cats_sorted":[],"title_canon_sha256":"04ef7962048dcd023d5bf504d95e74f0c6a570e8db9cd796451be3146729936f","abstract_canon_sha256":"968c737d42718570b969bdafdfd115ff5ad76d0618de874da10f1aa916d494b3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:16.552554Z","signature_b64":"v9LGJXLM/cejunxh7w+i6lJcDM+pd2F7uy9CyqOw+FlDMsAZsBLCkvZSZjdmDOg+mGBslu+tIosqOJu1t9/HDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9af8ea93cbe3d453fa50abf408030098172830880a8c5a2ea2222109b321c081","last_reissued_at":"2026-05-18T04:27:16.552001Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:16.552001Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Can the James Webb Space Telescope detect isolated population III stars?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"C.-E. 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