Vega 1

Target entity: Vega 1
Context triple: [Venera missions, spacecraftSeries, Vega 1]

• A. Viking 1
  Viking 1 was a NASA spacecraft that became the first successful lander on Mars, conducting detailed imaging and scientific experiments on the Martian surface starting in 1976.
• B. Venera 9
  Venera 9 was a Soviet spacecraft that became the first human-made probe to successfully return images from the surface of Venus.
• C. Venera 7
  Venera 7 was a Soviet spacecraft notable for being the first human-made probe to successfully land on another planet and transmit data back to Earth, achieving this milestone on Venus in 1970.
• D. Viking 2
  Viking 2 was a NASA spacecraft and lander that conducted scientific investigations on the surface of Mars as part of the Viking program in the 1970s.
• E. Voyager 1
  Voyager 1 is a NASA space probe launched in 1977 that became the most distant human-made object in space, conducting historic flybys of Jupiter and Saturn and now exploring interstellar space.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Vega 1
Target entity description: Vega 1 was a Soviet space probe launched in 1984 that conducted a flyby of Venus and deployed a lander and balloon into its atmosphere before continuing on to study Halley’s Comet.

• A. Viking 1
  Viking 1 was a NASA spacecraft that became the first successful lander on Mars, conducting detailed imaging and scientific experiments on the Martian surface starting in 1976.
• B. Venera 9
  Venera 9 was a Soviet spacecraft that became the first human-made probe to successfully return images from the surface of Venus.
• C. Venera 7
  Venera 7 was a Soviet spacecraft notable for being the first human-made probe to successfully land on another planet and transmit data back to Earth, achieving this milestone on Venus in 1970.
• D. Viking 2
  Viking 2 was a NASA spacecraft and lander that conducted scientific investigations on the surface of Mars as part of the Viking program in the 1970s.
• E. Voyager 1
  Voyager 1 is a NASA space probe launched in 1977 that became the most distant human-made object in space, conducting historic flybys of Jupiter and Saturn and now exploring interstellar space.
• F. None of above. chosen