Sinopsis
Science discussions about astronomical objects selected at random locations in the sky.
Episodios
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Object 98: Double the Black Holes for Double the Fun
15/05/2023 Duración: 11minMarkarian 266 is a pair of merging galaxies that now contains two supermassive black holes.
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Object 97: A Runaway Cow
01/05/2023 Duración: 11minMu Columbae is a bright, blue star that was ejected from the Orion Nebula in a complex gravitational interaction involving three other stars.
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Object 96: The Proof-Of-Concept Exoplanet
17/04/2023 Duración: 11minWASP-1 was the first star identified as having an exoplanet by the Wide Angle Search for Planets and thus helped to validate the techniques used by that survey.
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Object 95: Two Non-Archaeological Relics
03/04/2023 Duración: 08minThe cluster Abell 168 formed from the merger of two smaller clusters, and this had many weird effects on the intracluster gas between the galaxies.
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Object 94: So Hot and So Small
20/03/2023 Duración: 08minWD 2211-495 is a small, hot white dwarf with a rather unusual amount of heavy elements in its outer atmosphere, implying that something from a surrounding planetary system occasionally falls into the star.
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Object 93: Superthin
07/03/2023 Duración: 09minUGC 7321 is an unusually flat (or superthin) spiral galaxy, which is indicative of how it has avoided gravitational interactions with other galaxies that could alter its shape.
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Object 92: Look at This Elliptical Galaxy Instead
20/02/2023 Duración: 11minThe elliptical galaxy contains an abnormal amount of interstellar dust with no accompanying interstellar gas, which is weird.
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Object 91: The Second Air Pump Galaxy
06/02/2023 Duración: 11minAntlia 2, which was recently discovered orbiting the Milky Way, is the most diffuse galaxy that anyone has ever discovered up to this point in time.
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Object 90: The Globular Cluster in a Forest Fire
23/01/2023 Duración: 09minUKS 1 probably lies on the far side of the Milky Way, and its light is heavily obscured by interstellar dust, but even though it's hard to see, astronomers are still really interested in it.
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Object 89: Relationship Status - It's Complicated
09/01/2023 Duración: 08minR Aquarii could be described as one of the closest symbiotic binary star systems to Earth, but it's more complicated than that.
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Object 88: Some Sort of Weird, Ultraviolet Freak of Nature
26/12/2022 Duración: 11minNGC 6052 looks like a spiral galaxy smashing into a wall of stars, which is more or less what is actually happening.
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Object 87: The Fake Sphere
28/11/2022 Duración: 09minAlthough at first NGC 6781 may look like a spherical planetary nebula, it actually has a cylindrical shape, which has rather complex scientific implications for analyzing this object.
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Object 86: Two Hellscapes Orbiting a Red Dwarf
14/11/2022 Duración: 12minThe red dwarf HD 260655 has two large, hot, rocky planets orbiting very close to it.
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Object 85: The Swedish Stellar Superstore
31/10/2022 Duración: 12minAs the largest open cluster that anyone has found in the Milky Way, Westerlund 1 contains a lot of rare and weird stars.
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Object 84: Eccentricity
17/10/2022 Duración: 09minThe evolved red star HD 214362 is orbiting the center of the Milky Way in a very eccentric way (as in either its orbit is a very elongated ellipse or its orbit is just plainly strange).
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Object 83: Number 1 in 1970
03/10/2022 Duración: 13minIn 1970, the quasar 4C 05.34 was the most distant known object in the universe, but this is not the only interesting fact about this object.
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Object 82: Officially Peculiar
19/09/2022 Duración: 09minA large mass of gas fell into the lenticular galaxy NGC 3593 about 2 billion years ago, and this gas both changed the appearance of the galaxy and also created new stars that now orbit the galaxy in the opposite direction from the older stars.
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Object 81: Unusually Shocking
05/09/2022 Duración: 09minWhat may be most interesting about the pulsar PSR J2124-3358 is not that it is spinning very rapidly but that stellar winds from the pulsar have collided with the interstellar medium, producing a glowing bow shock.
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Object 80: The Confusing and Controversial Names Episode
22/08/2022 Duración: 10minThe star WR 124 (also called Merrill's Star, although that name ignores two of the people involved in the discovery) is a really hot Wolf-Rayet star that has produced the surrounding nebula M1-67 (which has no relation to Messier 1) and that is hurling through the Milky Way in an unusual direction at an unusual speed.
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Object 79: The Magic of Circumstellar Semantics
08/08/2022 Duración: 11minThe star HD 131835 had a circumstellar disk of dust and gas that technically is neither a debris disk nor a protoplanetary disk but instead some sort of weird hybrid of these two things.