31-03-2025

Supercomputing. Astronomy and Big Databases

Miguel Ángel Aragón
Astronomy as a discipline has been 
historically limited by observations. 
Our ancestors made detailed records 
of a sky where thousands of stars 
could be identified—this number is 
decreasing as a consequence of light pollution [see 
UNAM Internacional 3, p. 108]. Later on, we were 
able to reach very faint and distant objects thanks 
to the invention of the telescope in the 17th century. 
It was now possible to observe not only bright stars 
but fainter stars, nebulae, and also incomprehensibly distant galaxies. 
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