Artificial object Image Country Landing date Landing mass Coordinates Venera 3 Soviet Academy of Sciences Soviet Union March 1, 1966 377 kg (831 lb)[ a] 20°N 80°E / 20°N 80°E / 20; 80 [ 1] Venera 4 Soviet Academy of Sciences Soviet Union October 18, 1967 377 kg (831 lb) 19°N 38°E / 19°N 38°E / 19; 38 Venera 5 Soviet Academy of Sciences Soviet Union May 16, 1969 410 kg (900 lb) 3°S 18°E / 3°S 18°E / -3; 18 Venera 6 Soviet Academy of Sciences Soviet Union May 17, 1969 410 kg (900 lb) 5°S 23°E / 5°S 23°E / -5; 23 Venera 7 Soviet Academy of Sciences Soviet Union December 15, 1970 500 kg (1,100 lb) 5°S 351°E / 5°S 351°E / -5; 351 Venera 8 Lander Soviet Academy of Sciences Soviet Union July 22, 1972 495 kg (1,091 lb) 10°42′S 335°15′E / 10.700°S 335.250°E / -10.700; 335.250 Venera 9 Lander Soviet Academy of Sciences Soviet Union October 22, 1975 1,560 kg (3,440 lb) 31°00′36″N 291°38′24″E / 31.01000°N 291.64000°E / 31.01000; 291.64000 Venera 10 Lander Soviet Academy of Sciences Soviet Union October 25, 1975 1,560 kg (3,440 lb) 15°25′12″N 291°30′36″E / 15.42000°N 291.51000°E / 15.42000; 291.51000 Pioneer Venus Multiprobe Bus[ 2] NASA United States December 9, 1978 290 kg (640 lb) 37°09′S 290°09′E / 37.150°S 290.150°E / -37.150; 290.150 Pioneer Venus Large Probe [ 2] NASA United States December 9, 1978 316 kg (697 lb) 04°04′N 304°00′E / 4.067°N 304.000°E / 4.067; 304.000 Pioneer Venus Small Probe North [ 2] NASA United States December 9, 1978 90 kg (200 lb) 59°03′N 04°08′E / 59.050°N 4.133°E / 59.050; 4.133 Pioneer Venus Small Probe Day [ 2] NASA United States December 9, 1978 90 kg (200 lb) 31°03′S 317°00′E / 31.050°S 317.000°E / -31.050; 317.000 Pioneer Venus Small Probe Night [ 2] NASA United States December 9, 1978 90 kg (200 lb) 28°07′S 56°07′E / 28.117°S 56.117°E / -28.117; 56.117 Venera 11 Lander Soviet Academy of Sciences Soviet Union December 25, 1978 760 kg (1,680 lb) 14°S 299°E / 14°S 299°E / -14; 299 Venera 12 Lander Soviet Academy of Sciences Soviet Union December 21, 1978 760 kg (1,680 lb) 07°S 294°E / 7°S 294°E / -7; 294 Venera 13 Lander Soviet Academy of Sciences Soviet Union March 1, 1982 760 kg (1,680 lb) 07°05′S 303°00′E / 7.083°S 303.000°E / -7.083; 303.000 Venera 14 Lander Soviet Academy of Sciences Soviet Union March 5, 1982 760 kg (1,680 lb) 13°25′S 310°00′E / 13.417°S 310.000°E / -13.417; 310.000 Vega 1 Descent unit Soviet Academy of Sciences Soviet Union June 11, 1985 1,520 kg (3,350 lb) 07°05′N 177°07′E / 7.083°N 177.117°E / 7.083; 177.117 [ b] Vega 1 Balloon gondola Soviet Academy of Sciences Soviet Union June 12, 1985 6.9 kg (15 lb) 08°01′N 68°08′E / 8.017°N 68.133°E / 8.017; 68.133 Vega 2 Descent unit Soviet Academy of Sciences Soviet Union June 15, 1985 1,520 kg (3,350 lb) 08°05′S 177°07′E / 8.083°S 177.117°E / -8.083; 177.117 Vega 2 Balloon gondola Soviet Academy of Sciences Soviet Union June 17, 1985 6.9 kg (15 lb) 07°05′S 76°03′E / 7.083°S 76.050°E / -7.083; 76.050 | Pioneer Venus Orbiter NASA United States October 22, 1992 517 kg (1,140 lb)[ a] Magellan NASA United States October 13, 1994 1,035 kg (2,282 lb)[ a] Venus Express European Space Agency January / February 2015 [ c] 700 kg (1,500 lb)[ a] Total estimated mass 15,234 kg (33,585 lb)