https://astronomy.stackexchange.com/questions/39386/is-the-angular-size-of-the-black-hole-in-the-movie-interstellar-completely-ove
Oct 15, 2020 · 3 I assume everybody is tired of reading questions derived from the movie Interstellar, I will try to keep this short and simple: In general in movies, in order to
https://astronomy.stackexchange.com/questions/679/how-does-interstellar-matter-density-vary
The interstellar medium is a multiphase medium, and you can find (some references in this lecture and in this thesis manuscript (this one is in French, but numbers are internationa
https://astronomy.stackexchange.com/questions/964/why-is-the-interstellar-medium-so-hot
The difference in density is huge, with interstellar medium density at an average of $\rho ∼ 1\ ppcm$ (one proton per cubic centimeter), but the density of these WHIM being even
https://astronomy.stackexchange.com/questions/3663/what-is-the-difference-between-gas-and-dust-in-astronomy
The temperature of interstellar medium seems to range mostly between 10 and 10 000 Kelvin. Is gas/dust an analog for hot/cold, or does the phase diagram of the element in question
https://astronomy.stackexchange.com/questions/15086/how-cold-is-interstellar-space
Jun 2, 2016 · The density of the interstellar medium is so very, very low that radiation losses completely dominate over conduction from the medium. The interstellar medium can be
https://astronomy.stackexchange.com/questions/47279/what-are-the-differences-between-intergalactic-medium-interstellar-medium-and-i
Oct 29, 2021 · The interstellar medium (ISM) is, as you say, the gas (and dust) in between the stars, within a galaxy. It consists of molecular, neutral and ionized gas, with dens
https://astronomy.stackexchange.com/questions/61359/solar-system-origin-of-interstellar-bodies-like-1i-%ca%bboumuamua
Jul 6, 2025 · I understand that 1I/ʻOumuamua and the other two bodies (2I/Borisov and 3I/ATLAS) are classified as interstellar objects based on their distance from the Sun and th
https://astronomy.stackexchange.com/questions/23508/would-bussard-ramjets-work-in-other-places-in-or-near-the-galaxy
Nov 13, 2017 · I cannot find the minimum density of hydrogen a Bussard ramjet (an interstellar ship propelled by hydrogen collected from the interstellar medium) needs to work, or
https://astronomy.stackexchange.com/questions/50179/why-does-dust-affect-uv-light-more-severe-than-it-affects-x-rays
7 My supervisor told me that the UV photons emitted from AGN are heavily affected by ISM (dust extinction), but not X-rays, as described in Extinction - a powerful discriminator of
https://astronomy.stackexchange.com/questions/41965/interstellar-dust-properties
Mar 15, 2021 · While practicing for an upcoming examination, I ran into this problem: Which of the following best describes dust grains in the interstellar medium: They are a few