Public domain
Official portrait of ASCAN Mark L. Polansky
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
S96-16631 (1996) — Astronaut Mark Polansky, astronaut candidate (ASCAN).
NASA Image and Video Library’s own descriptionCredit lineOfficial portrait of ASCAN Mark L. Polansky. NASA/JSC, 1996-08-21. Public domain. ID: S96-16631.