Astronomers and Stars Flashcards
Ptolemy
Claudius Ptolemy was a Roman mathematician, astronomer, astrologer, geographer, and music theorist
Copernicus
Nicolaus Copernicus was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon
Brahe, Tycho
Tycho Brahe; born Tyge Ottesen Brahe; generally called Tycho was a Danish astronomer
Kepler, Johannes
Johannes Kepler was a German astronomer, mathematician, astrologer, natural philosopher and writer on music
Galileo
Galileo di Vincenzo Bonaiuti de’ Galilei was an Italian astronomer, physicist and engineer, sometimes described as a polymath
Newton, Isaac
Sir Isaac Newton FRS was an English mathematician, physicist, astronomer, alchemist, theologian
Hubble, Edwin
Edwin Powell Hubble was an American astronomer
Ursa major
Ursa Major is a constellation in the northern sky, whose associated mythology likely dates back into prehistory.
Ursa minor
Ursa Minor, also known as the Little Bear, is a constellation located in the far northern sky
Orion
Orion is a prominent constellation located on the celestial equator and visible throughout the world
Canis major
Canis Major is a constellation in the southern celestial hemisphere
Cassiopeia
a constellation of the northern sky easily recognized by a group of five bright stars forming a slightly irregular W
Red giant
a dying star in the final stages of stellar evolution
White dwarf
what stars like the Sun become after they have exhausted their nuclear fuel
Main-sequence star
any star that has a hot, dense core which fuses hydrogen into helium to produce energy
Supernova
A supernova is a powerful and luminous explosion of a star
Black hole
A black hole is a region of spacetime where gravity is so strong that nothing, including light or other electromagnetic waves, has enough energy to escape its event horizon
Parallax
the apparent displacement or the difference in apparent direction of an object as seen from two different points not on a straight line with the object
Light-year
the distance light travels in one year
Polaris
Polaris Inc. is an American automotive manufacturer headquartered in Medina, Minnesota, United States.
