studying space

Question 1

wrote in ancient Greek and can be shown to have utilized Babylonian astronomical data. … He might have been a Roman citizen,

Answer 1

Ptolemy

Question 2

was born and died in Royal Prussia, a region that had been part of the Kingdom of Poland since 1466

Answer 2

Copernicus

Question 3

Danish astronomer, known for his accurate and comprehensive astronomical observations. He was born in the then-Danish peninsula of Scania,

Answer 3

Brahe, Tycho

Question 4

German astronomer who discovered three major laws of planetary motion. His discoveries turned Nicolaus Copernicus’s Sun-centered system …

Answer 4

Kepler, Johannes

Question 5

was an Italian astronomer, physicist and engineer, sometimes described as a polymath, from Pisa.

Answer 5

Galileo

Question 6

was an English mathematician, physicist, astronomer, theologian, and author who is widely recognised as one of the greatest …

Answer 6

Newton, Isaac

Question 7

was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology.

Answer 7

Hubble, Edwin

Question 8

is a constellation in the northern sky, whose associated mythology likely dates back into prehistory. Its Latin name means “greater she-bear,”

Answer 8

Ursa major

Question 9

also known as the Little Bear, is a constellation in the Northern Sky.

Answer 9

Ursa minor

Question 10

is a prominent constellation located on the celestial equator and visible throughout the world. It is one of the most conspicuous and recognizable constellations in the night sky.

Answer 10

Orion

Question 11

is a constellation in the southern celestial hemisphere. In the second century, it was included in Ptolemy’s 48 constellations, and is counted among the 88 modern constellations.

Answer 11

Canis major

Question 12

is a constellation in the northern sky named after the vain queen Cassiopeia,

Answer 12

Cassiopeia

Question 13

is a luminous giant star of low or intermediate mass in a late phase of stellar evolution.

Answer 13

Red giant

Question 14

also called a degenerate dwarf, is a stellar core remnant composed mostly of electron-degenerate matter.

Answer 14

White dwarf (not a caucasian little person)

Question 15

is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness

Answer 15

Main-sequence star

Question 16

is a powerful and luminous stellar explosion. This transient astronomical event occurs during the last evolutionary stages of a massive star or when a white dwarf is triggered into runaway nuclear fusion.

Answer 16

Supernova

Question 17

is a region of spacetime where gravity is so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it.

Answer 17

Black hole

Question 18

is the apparent displacement of an object because of a change in the observer’s point of view

Answer 18

Parallax

Question 19

the distance light travels in one year. Light zips through interstellar space at 186,000 miles (300,000 kilometers) per second and 5.88 trillion miles (9.46 trillion kilometers) per year.

Answer 19

Light-year

Question 20

is a star in the northern circumpolar constellation of Ursa Minor. It is designated α Ursae Minoris and is commonly called the North Star or Pole Star.

Answer 20

Polaris (the star)