The first six people named "Earth's Mightiest Heroes" in Marvel's "The Avengers".
Who are:
Hulk, Thor, Iron Man, Black Widow, Captain America, and Hawkeye
The year that Apollo 11 launched.
When is 1969?
A group of stars connecting into a pattern.
What is a constellation?
The mineral family that amethyst is part of.
What is quartz?
Hope van Dyne's (The Wasp) father
Who is Hank Pym?
The year that Pluto was declared a dwarf planet, not a regular planet like the others.
When is 2006?
Another name for Sirius.
What is the Dog Star?
The common color of emerald.
What is green?
The Infinity Stone contained within the Eye of Agamotto that Doctor Strange used.
What is the Time Stone?
Nicolaus Copernicus, a famous astronomer, was born here.
Where is Poland?
The closest galaxy to the Milky Way.
What is the Andromeda Galaxy?
The year that the gold rush started.
When is 1849?
T'Challa's sister who created technology that powered his suit and would eventually become the Black Panther herself.
Who is Princess Shuri?
The largest asteroid ever discovered, around nine miles wide.
What is the Chicxulub?
The original name for the word galaxy.
What is the word "spiral nebula"?
The year that Mount Vesuvius erupted.
When is 79 AD?
The creature that United States President Thaddeus Ross turned into as a result of gamma radiation.
Who is Red Hulk?
The Voyager 1 was launched on this day.
When is September 5, 1977?
The approximate distance to Betelgeuse by miles.
What is 3.84 quadrillion?
The chemical formula in a diamond.
What are fourteen carbon atoms?