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death of a star

death of a star published on 1 Comment on death of a star

obviously this is a much more complex and interesting subject than i could possibly squeeze into a four panel comic, so i highly recommend you go watch the episode of ‘crash course astronomy’ on youtube about high mass stars.

also in case you thought i made a mistake with the timeline, no, a smaller star actually lasts much much longer than a larger star, as it’s much cooler and thus burns its fuel slower. while the largest stars we know of (hypergiants) last only millions of years, the smallest stars (red dwarfs) can last for trillions of years. seriously. trillions with a t.

i’ll probably do a comic about this some day, so i should shut up now before i spoil it.

photons

photons published on No Comments on photons

who would win?
100 billion colossal nuclear deathballs
or 1 explodey boi

probably should point out that not every supernova is quite as bright as its entire galaxy (there’s not a lot of room for nuanced explanation in these comics), but the fact that it’s even comparable to hundreds of billions of stars is impossible to get your head around.

ancestors

ancestors published on 2 Comments on ancestors

of course, if it’s supernovae we’re talking about then in a way they actually are our ancestors, but that’s a comic for another time. no seriously, it’s exactly 12 comics from now. mark your calendars lads.

it’s sad that some people can’t appreciate stars without applying some weird personification or spiritual meaning to them. i mean come on, they’re colossal billion-year-old nuclear hellfire deathballs! what could possibly be more awesome than that?

relativity

relativity published on No Comments on relativity

look at me, actually drawing launch towers properly for once.

plugging some quick numbers into wolfram alpha, the energy required to propel a 100 metric tonne ship to 99% the speed of light is roughly 5.472×10^22 joules. this is equivalent to 1/9th the energy of the asteroid impact that killed the dinosaurs, or 225,000x the energy of the tsar bomba, the largest nuclear bomb in history. and that’s not even to mention the energy required to stop, come back, and stop again.

which is to say, sedna’s being a little optimistic in her dream here.