Lander

Surveyor 4

Failure Unknown

Milestones

Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (NASA SP-2018-4041)Table 1, no. 85 (launch, outcome)
Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (NASA SP-2018-4041)Table 1, no. 85 (narrative)
WikidataQ862566 (identifiers, Wikipedia links)
Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (NASA SP-2018-4041)no. 85, Results: "all communications were abruptly lost 2 seconds prior to retro-rocket cutoff"; NASA believed the retro-rocket "might have exploded" (status)
NSSDCA Master Catalog and lunar mission pages1967-068A: "Contact with the spacecraft was never reestablished"; "It was not known if only communications were lost and the lander proceeded with a soft landing, or if there were other failures and the lander crashed" (status)
Table of Anthropogenic Impacts and Spacecraft on the MoonSurveyor 4: "Impact (?)", location unknown (status)

Checked on 2026-10-04