Is the angular size of the black hole in the movie "interstellar ...
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 have …
How cold is interstellar space? - Astronomy Stack Exchange
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 very …
Is it possible for a meteor the size of the moon to enter our solar ...
Jun 14, 2025 · And to answer the question about an interstellar "meteor the size of the Moon", that is even more impossibler than an interstellar "meteoroid the size of the Moon". A meteor is …
What are the differences between Intergalactic Medium, …
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 densities ranging …
Is interstellar matter even detectable at (near) 0 kelvin?
May 12, 2025 · Just how dense would interstellar matter have to be to even (practically) detect it with spectroscopy, if being near 0 kelvin (read: far away from nearby stars) affects its spectral …
terminology - Is "intrastellar" commonly used by astronomers to …
Quick checks of a few of them show a mixture of simple typos (i.e., "intrastellar" used when "interstellar" is clearly meant), awkward/failed attempts at synonyms for "intracluster stellar …
Solar-system origin of interstellar bodies (like 1I/ʻOumuamua)?
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 their speed. In …
Interstellar Dust properties - Astronomy Stack Exchange
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 hundred …
solar system - In theory, could an object like 'Oumuamua have …
Aug 24, 2024 · There are excellent answers at the recent related question, Can it be predicted if an Interstellar Object will get bound to the solar system by knowing its speed and direction? …
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 matter …