Question 1:

Which space agency launched the Voyager 1 and Voyager 2 spacecraft?

Explanation: The Voyager 1 and Voyager 2 spacecraft were launched by NASA (National Aeronautics and Space Administration).

Question 2:

What is the purpose of a geostationary satellite?

Explanation: The purpose of a geostationary satellite is primarily for telecommunications and broadcasting purposes, as it remains fixed in a specific position above the Earth's equator, allowing for continuous coverage over a specific region.

Question 3:

Which spacecraft was the first to successfully land on a comet?

Explanation: The Rosetta spacecraft, launched by ESA (European Space Agency), was the first to successfully land on a comet. It landed the Philae probe on Comet 67P/Churyumov-Gerasimenko in November 2014.

Question 4:

Which space agency developed and operates the International Space Station (ISS)?

Explanation: The International Space Station (ISS) is a collaborative project involving multiple space agencies, with NASA (National Aeronautics and Space Administration) taking a lead role along with contributions from other agencies including ESA (European Space Agency), Roscosmos, and others.

Question 5:

Which spacecraft was the first to carry humans to the Moon and back?

Explanation: The Apollo 11 spacecraft carried humans to the Moon and back, making it the first mission to achieve this historic milestone.