George's Random Astronomical Object podcast

Object 155: Pinwheel

4/8/2025

George's Random Astronomical Object

0:00

11:21

The nearby face-on spiral galaxy Messier 101 is one of the most popular galaxies in the sky for astronomers to study, particularly in terms of studying the relative abundances of various elements within the galaxy.

Otros episodios de "George's Random Astronomical Object"

Object 156: Dust Puffs
18/8/2025
7:56
Z Ursa Minor belongs to a class of variable stars that occasionally produce puffs of dust, but this is not the weeirdest thing about them.
Object 155: Pinwheel
4/8/2025
11:21
The nearby face-on spiral galaxy Messier 101 is one of the most popular galaxies in the sky for astronomers to study, particularly in terms of studying the relative abundances of various elements within the galaxy.
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Object 154: The Binary Star System That Needed to Go on Hiatus
21/7/2025
8:47
A 0535+26 is a rather unusual star system called a Be high mass X-ray binary that periodically produces bursts of X-ray emission.
Object 153: A Wolf Within a Wolf
7/7/2025
7:17
Hen 2-113 is a rather unusual planetary nebula that formed not when a Sun-like star died but when a large, massive, and extraordinarily hot Wolf-Rayet star blew away its outer hydrogen layers.
Object 152: The Spiderweb Flashlight
23/6/2025
8:39
The quasar PKS 2126-158 has been popular to observe because astronomers can see many different things between the quasar and Earth, including an entire cluster of galaxies, that are absorbing light from the quasar.
Object 151: A Magnetic Whale
9/6/2025
7:11
Beta Ceti is a relatively close giant star where helium fusion has been triggered in its core, but it's a bit unusual compared to other stars that have reached this stage in their evolution.
Object 150: And Now for Something Completely the Same
26/5/2025
9:50
Wolf 1069 is another nearby red dwarf with an exoplanet, but this time, the exoplanet is more likely to harbor life than other nearby red dwarfs with exoplanets that I may have discussed in previous episodes.
Object 149: Spaghetti Leftovers
28/4/2025
9:42
The globular cluster Messier 54 is not part of our galaxy but actually the nuclear stellar core of a dwarf galaxy that has nealy been completely gravitationally torn apart by the Milky Way.
Object 148: Problem Solving
14/4/2025
8:01
Algol-type variable affected by light travel time effect caused by two smaller red dwarfs on wide orbits; this makes the variability period of the central two stars appear to vary.
Object 147: Nothing But Gas
31/3/2025
8:21
Abell 1142 is a peculiar cluster of galaxies that has formed from the merger of two smaller clusters, and its center contains nothing but gas.

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Object 155: Pinwheel

George's Random Astronomical Object

Otros episodios de "George's Random Astronomical Object"

Object 156: Dust Puffs

Object 155: Pinwheel

Object 154: The Binary Star System That Needed to Go on Hiatus

Object 153: A Wolf Within a Wolf

Object 152: The Spiderweb Flashlight

Object 151: A Magnetic Whale

Object 150: And Now for Something Completely the Same

Object 149: Spaghetti Leftovers

Object 148: Problem Solving

Object 147: Nothing But Gas