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What is the name of the two enormous gamma-ray bubbles emanating from the Milky Way's center?
Answer
Fermi bubbles
In what year was the first direct image of Sagittarius A* released?
Answer
2022
What is the most massive young star cluster known in the Milky Way?
Answer
Westerlund 1
What is the name of the phenomenon of cool gas clouds falling onto the Milky Way at high speeds?
Answer
High-velocity clouds
What is the name of the faint stream of stars from a disrupted dwarf galaxy in the Milky Way's halo?
Answer
Sagittarius Stream
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What is the most massive young star cluster known in the Milky Way?
Answer
Westerlund 1
What is the name of the phenomenon of cool gas clouds falling onto the Milky Way at high speeds?
Answer
High-velocity clouds
What is the name of the faint stream of stars from a disrupted dwarf galaxy in the Milky Way's halo?
Answer
Sagittarius Stream
Which astronomer first mapped the shape of the Milky Way in the 18th century?
Answer
William Herschel
Which spiral arm of the Milky Way is located between the Sun and the Galactic Center?
Answer
Sagittarius Arm
What is the closest star to the Sun?
Answer
Proxima Centauri
Which spiral arm of the Milky Way lies just outside the Orion Arm?
Answer
Perseus Arm
What is the name of the elongated central structure of the Milky Way?
Answer
Galactic bar