15. What is the name of the spacecraft that successfully landed on a comet in 2014?
a) Rosetta
b) Philae
c) Stardust
d) Deep Impact
16. What is the name of the first privately-funded spacecraft to reach orbit?
a) SpaceX Dragon
b) Virgin Galactic SpaceShipOne
c) Blue Origin New Shepard
d) Rocket Lab Electron
17. What is the name of the space station module that is dedicated to scientific research?
a) Destiny
b) Unity
c) Harmony
d) Tranquility
18. What is the name of the spacecraft that is currently on its way to study the asteroid Bennu?
a) Hayabusa2
b) OSIRIS-REx
c) Dawn
d) Deep Space 1
19. What is the name of the spacecraft that was sent to study the dwarf planet Ceres?
a) Juno
b) Dawn
c) New Horizons
d) Cassini
20. What is the name of the spacecraft that is currently studying Jupiter?
a) Juno
b) Galileo
c) Voyager 1
d) Voyager 2
