What is the closest galaxy? - Astronomy Stack Exchange
Nov 19, 2020 · 2 I think that the galaxy closest to the Earth, that is, to the Milky Way, is the nebula called Andromeda, which is 2.5 million light years away. Despite this great distance, M31 is visible, and …
What is the distance of the closeset galaxy outside our local group and ...
Jan 2, 2023 · 5 The Milky Way is 2.5 million light years from Andromeda and the size of the Local Group has a diameter of approxmiately 10 million light years across. What is the distance from this Local …
distances - Is the light we see from stars extremely old? - Astronomy ...
Our nearest star Proxima Centauri is 4.243 light years away from Earth. Does that mean we are seeing light that is 4.243 years old everyday?
What is the distance between the solar systems towards the center of ...
Oct 28, 2019 · The distance from our Solar System to the nearest is roughly 260,000 AU. I am wondering what is the minimum distance between two Solar Systems. Since the center of our galaxy …
What distance is considered 'close' for the 9th nearest neighbor of a ...
5 I am currently working on determining the nth nearest neighbors of a large survey of galaxies. I am not an astronomer by trade, so I am unsure of interpreting some of my results. I have discovered for the …
If galaxies are moving away from each other then why are the Milky …
10 The Andromeda Galaxy is approaching the Milky Way at about 684000 mi/hours, making it one of the few blueshifted galaxies. The Andromeda Galaxy and the Milky Way are thus expected to collide in …
What’s the closest earth like planet we have discovered in our galaxy ...
Jan 28, 2019 · Counting planets outside our solar system, the nearest planet I could find was about 4.243 light-years away. Astronomers found it on August 24, 2016. It is a rocky planet in the habitable …
star - Statistically, what would the average distance of the closest ...
The distribution of stars would also be have to taken into account, since our part of the galaxy isn't as densely populated. Out of this the statistically approximate distance of the closest black hole could …
Are multiple stars actually more common than singles?
Dec 11, 2023 · Even if we consider only the 30 nearest stars to our Sun, the binaries and trinals amongst them are only 13. In fact, the chance for a neutron star (they all are relatively heavy) to be a …
Distribution function for distance to nearest stars from any given star ...
Jun 6, 2022 · 2 If I pick any random star in our galaxy, what is the mean & std dev of distances from that star to its, say, 5 nearest neighbors? As this distribution likely depends on the distance from the …