Light & Electromagnetic Waves
Constellations & the Night Sky
Spectral Types
Stellar Evolution
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100

This type of electromagnetic radiation can be seen with the human eye.

What is visible light?

100

This prominent winter constellation contains three bright stars arranged in a straight line, collectively known as "the Belt" of this hunter from Greek myth.

What is Orion?

100

This spectral class contains the very hottest main-sequence stars.

What is O-type?

100

All stars form inside one of these, massive clouds of gas and dust in space.

What are nebulae?

100

Both Anakin Skywalker and his son, Luke, were raised on this desert planet, known for its twin suns.

What is Tatooine?

200

Because it has a shorter wavelength, blue light has more of this than red light does.

What is energy?

200

This constellation's name translates to "Great Bear" from Latin. The seven brightest stars in this constellation make up the asterism known as the "Big Dipper."

What is Ursa Major?

200

The Sun is a member of this spectral class.

What is G-type?

200

The Sun currently exists in this stage of its evolution, the longest, most stable phase of a star's life.

What is the main sequence?

200

Emperor Paul Muad'dib Atreides built his palace on this planet: a harsh desert world which is home to the Fremen people, and the only known source of the valuable Spice Melange.

What is Arrakis (or Dune)?

300

This is the range of the electromagnetic spectrum with the very longest wavelengths.

What are radio waves?

300

Due to Earth's orbit, the Sun appears to move through 12 different constellations throughout the year. These constellations are collectively known as this.

What is the zodiac?

300

The color and spectral type of a star is primarily determined by this physical property.

What is temperature?

300

When a star begins running out of hydrogen fuel in its core, and begins building up an inert core of helium, it will turn into this type of star.

What is a red giant?

300
The native inhabitants of this planet are characterized by their long, thin necks and limbs, and are quite skilled in the science of cloning. Indeed, all the Clone Soldiers that fought for the Republic were bred on this planet, based on the genetic template of Bounty Hunter Jango Fett.

What is Kamino?

400

This range of the EM spectrum has wavelengths that are longer than visible light, but shorter than microwaves. These kinds of waves are very good for seeing through clouds of dust in space.

What is infrared radiation?

400

This is the actual name given to the North Star, the star that the Earth's north pole just happens to be aligned with.

What is Polaris?

400

Comprising around 75% of all stars in the Milky Way, this spectral type is by far the most common in our galaxy.

What is M-type?

400

After a low or intermediate mass star runs out of fuel and sheds its outer layers, it will leave behind this compact stellar remnant.

What is a white dwarf?

400

Located near the edge of the Beta Quadrant, this planet is the homeworld of the Klingon species, whose culture of honor, conquest, and violence has led them into many conflicts with their interstellar neighbors.

What is Kronos (Qo'nos)?

500

The unique wavelengths of light that are emitted by an element depend on the energy levels of these sub-atomic particles.

What are electrons?

500

Under dark skies, the faintest stars visible to the naked human eye have about this apparent magnitude.

What is 6? (or 6.5)

500

According to Wien's law, O-type stars will typically emit light peaking in this range of the electromagnetic spectrum.

What is ultraviolet?

500

Named for the three physicists who first derived it, this limit describes the minimum mass required for a neutron star to collapse into a black hole.

What is the Tolman–Oppenheimer–Volkoff limit? (or TOV limit)

500

After hijacking the USS Enterprise, the genetically-enhanced Khan Noonien Singh was marooned on this planet, where he plotted his revenge against Captain Kirk for the next 18 years.

What is Ceti Alpha V?