tag — astronomy

Daily Found: Zodiak

 — less than 1 minute read (136 words) — Deden Fathurahman

Meski saya sendiri tidak begitu memandang serius mengenai zodiak, tapi menarik untuk dibaca asal usul dan juga bagaimana zodiak menjadi satu acuan satu sifat yang dibawa manusia, berubah makna awalnya dari penanggalan revolusi bumi ke...

The measure of eratosthenes by Carl Sagan

 — less than 1 minute read (65 words) — Deden Fathurahman

Eratosthenes knew that the distance between Alexandria and Syene was approximately 800 kilometers, because he hired a man to pace it out. Eight hundred kilometers times 50 is 40,000 kilometers: so that must be the...

NGC281 - The Pacman nebula

 — less than 1 minute read (9 words) — Deden Fathurahman

30 Hours of total exposure to capture this gem!