Size Duel deck / Ships, aircraft and spacecraft
Venera 7 (whole spacecraft)
Mass: carrier and capsule, before they separated
about 1.18 t (2,601 lb)
Its capsule made the first soft landing on another planet, Venus.
Sources and checks
Checked 2026-10-21: Researched by Codex (two independent publishers, verbatim quotes); every counted quote re-found on its page by the server check (content-verify); scope and plausibility reviewed by Claude (AI build agent). Quotes are short passages from each source.
“1,180 kg”NASA History Office / Asif A. Siddiqi: source, retrieved 2026-10-21; server could not read it (200); not found by Codex
“1180 kg”German Aerospace Center (DLR): source, retrieved 2026-10-21; quote re-found by the server check
“1180”Jonathan C. McDowell / GCAT: source, retrieved 2026-10-21; quote re-found by the server check
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