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PODCAST

George"s Random Astronomical Object

George"s Random Astronomical Object is a biweekly astronomy podcast featuring science discussions about astronomical objects at randomly selected locations in the sky. The wide range of topics discussed in the show include stars, variable stars, variable variable stars, supermassive black holes, ultracool dwarf stars, exoplanets, howler monkeys, infrared radiation, acronyms, more acronyms, starbursts, measurements of less than 12 parsecs, jellyfish galaxies, diffuse ionized gas, and general overall

science astronomy

All Episodes

10:07

Object 43: Does It Dark Matter?

George"s Random Astronomical Object ·

2021/03/22

The dwarf galaxy NGC 1052-DF2 may be one of the very few galaxies that contains no dark matter, although the non-existence of something we cannot see in this galaxy is still being debated.

en

11:52

Object 42: The Inside Joke Galaxy

George"s Random Astronomical Object ·

2021/03/08

The dust disk in the spiral galaxy NGC 891 is so useful for studying interstellar dust that many astronomers show up to conferences with science results specifically about this spiral galaxy.

en

10:29

Object 41: Bobbins

George"s Random Astronomical Object ·

2021/02/22

BoBn 1 is not only a planetary nebula with an odd-to-pronounce name but also one of a very few planetary nebulae that have been found in the Milky Way's halo.

en

09:51

Object 40: Sugar Formation

George"s Random Astronomical Object ·

2021/02/08

IRAS 16293-2422 is a complex protostellar object that contains multiple objects that are forming into Sun-like stars.

en

08:35

Object 39: Sort of Faster than the Speed of Light

George"s Random Astronomical Object ·

2021/01/25

Gas ejected from the center of the quasar 1642+690 looks like it's travelling faster than the speed of light even though it isn't.

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09:07

Object 38: The Clickbait Star

George"s Random Astronomical Object ·

2021/01/11

HD 220140 is often referred to as a naked young star, and it is a source of both X-ray emission and double entendres.

en

09:46

Object 37: Blowing Bubbles (or Cavities)

George"s Random Astronomical Object ·

2020/12/28

Hickson Compact Group 62 contains hot intracluster gas with two large cavities (which I want to call bubbles) that formed from gas that was blown out of the galaxy at the centre of the group.

en

11:17

Object 36: Seventeen Ways to Oscillate

George"s Random Astronomical Object ·

2020/12/14

HD 60435 is a nearby example of a class of stars called rapidly oscillating Ap stars that can change brightness in just a few minutes.

en

14:20

Object 35: The Ursa Major Eye Test

George"s Random Astronomical Object ·

2020/11/30

Mizar and Alcor have been visible as a double star since ancient times, but as technology has progessed over the centuries, astronomers have discovered that Mizar and Alcor are not just one pair of stars.

en

09:55

Object 34: Longer Than This Podcast Episode

George"s Random Astronomical Object ·

2020/11/16

The gamma ray burst GRB 111209A was notable for being almost seven hours long, which is much longer than gamma ray bursts normally last as well as much longer than a typical Ariana Grande concert.

en

12:12

Object 33: Part of a Vegetarian Sausage

George"s Random Astronomical Object ·

2020/11/02

Messier 56 is a particularly old globular cluster that attracts a lot of attention from professional astronomers, although amateur astronomers have a tendency to overlook it.

en

09:30

Object 32: Synonyms for Large

George"s Random Astronomical Object ·

2020/10/19

As a large elliptical galaxy with a supermassive black hole and supersized jets of gas emerging from its nucleus, NGC 6251 inspires some astronomers to use thesauruses.

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10:10

Object 31: Jelly Bean Analysis

George"s Random Astronomical Object ·

2020/10/05

The red dwarf GJ 3470 has a gaseous exoplanet orbiting it in such a way that the planet passes between the star and the Earth, allowing astronomers to examine the atmosphere of the exoplanet.

en

13:13

Object 30: Measure the Correct Distance and Win a Prize

George"s Random Astronomical Object ·

2020/09/21

NGC 3621 is one of a few galaxies where its distance has been measured with high accuracy using Cepheids and other stars with known brightness, thus making it very important for measuring the expansion of the universe.

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09:37

Object 29: High Contrast

George"s Random Astronomical Object ·

2020/09/07

A project using an interesting combination of methods was able to find a very faint red dwarf in orbit around the bright, nearby star Zeta Virginis.

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09:09

Object 28: Stellar Assassination

George"s Random Astronomical Object ·

2020/08/24

PGC 43234 was a relatively uninteresting galaxy until its central supermassive black hole shredded a star in an event known as ASASSN-14li.

en

11:52

Object 27: More Powerful than a Football Player with...

George"s Random Astronomical Object ·

2020/08/10

WR 40 is one of the brightest and best-studied Wolf-Rayet stars, a class of stars that are so hot that they are blowing themselves apart.

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09:31

Object 26: Cold at 14 Million Degrees Celsius

George"s Random Astronomical Object ·

2020/07/27

The group of galaxies called the IC 1860 Group looks like it was recently disturbed by a spiral galaxy falling into it.

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09:35

Object 25: The Ultracool Neighbor

George"s Random Astronomical Object ·

2020/07/13

The nearby star DENIS J104814.7-395606 is cool (in the sense that it is awesome) because it is so cool (in the sense that it has a very low surface temperature for a star).

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09:27

Object 24: Too Fast but Not Too Furious

George"s Random Astronomical Object ·

2020/06/29

PSR 0820+02 is the second pulsar ever discovered to be in a binary star system.

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163 results

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