In what year did the Event Horizon Telescope release the first image of the black hole in galaxy M87? Answer with the four-digit year only.
Which astronomer formulated the three laws of planetary motion? Answer with the surname only.
In what year did American Airlines and US Airways complete their merger? Answer with the four-digit year only.
Istanbul is the capital of Turkey. Answer true or false.
In what year did the Cassini spacecraft end its mission by plunging into Saturn? Answer with the four-digit year only.
In what year did the Airbus A350 enter commercial service? Answer with the four-digit year only.
What is the two-character IATA code of Singapore Airlines? Answer with the two-character code only.
In what year was the European Space Agency established? Answer with the four-digit year only.
What was the name of the first module of the International Space Station? Answer with the name only.
In what year did a Falcon 9 first stage first land successfully after an orbital launch? Answer with the four-digit year only.
In what year did easyJet operate its first flight? Answer with the four-digit year only.
In what year did the Space Shuttle program fly its final mission? Answer with the four-digit year only.
Which strait separates Asia from North America? Answer with the strait name only, without the word Strait.
In what year was graphene first isolated at the University of Manchester? Answer with the four-digit year only.
Sound travels faster in water than in air. Answer true or false.
In what year was the SkyTeam airline alliance founded? Answer with the four-digit year only.
How many countries share a land border with Germany? Answer with the whole number only.
Who was the first human in space? Answer with the surname only.
Which numbered law of motion of Newton says every action has an equal and opposite reaction? Answer with the whole number only.
Which asteroid moon did NASA's DART spacecraft hit in 2022? Answer with the name only.
In what year did IndiGo operate its first flight? Answer with the four-digit year only.
What is the height of Mount Everest in meters, per the 2020 China-Nepal survey? Answer with the whole number only.