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IRAS 18293−0941

IRAS 18293−0941

Search complete. 4 mentions across 2 episodes found for "IRAS 18293−0941".

Oct 19, 2026

Keith ConradHOST
6:28
Now, here's the part that changes the tone of everything I just said.
Keith ConradHOST
6:32
IRAS 18293-0941 is approximately 12,000 light years away.
Keith ConradHOST
6:39
For reference, our galaxy is about 100,000 light years across.
Keith ConradHOST
6:44
By the time that jet reaches our neighborhood, it has dispersed, diffused, and been absorbed by intervening matter to the point where it poses no threat to Earth.
Keith ConradHOST
7:19
Now they have, and they can study the physics of particle acceleration at extreme scales using an object close enough for detailed observation.
Keith ConradHOST
7:27
you really might as well just leave the 401k on aggressive.
Keith ConradHOST
7:32
12,000 light years of distance means IRAS 18293-0941 is not the thing your retirement savings need to worry about.
Keith ConradHOST
7:41
There are plenty of other things, but not this.
Stuart GaryHOST
1:35
This newly identified microblazer, first ever discovered in the Milky Way, is located about 12,000 light-years away in the constellation Scutum.
Stuart GaryHOST
1:44
It's cataloged as IRAS 18293-0941 and consists of a stellar-mass black hole with about 10 times the mass of our sun in a binary system with a spectral type Ob blue star orbiting each other approximately every 11 Earth days.
Stuart GaryHOST
2:01
The jets are being produced by matter being sucked off the binary companion star onto the black hole.
Stuart GaryHOST
2:08
First, the matter forms an accretion disk around the black hole, where it's crushed and torn apart, releasing huge amounts of energy.
Stuart GaryHOST
2:15
Then, just before the remaining material crosses the event horizon to fall forever into the black hole's singularity, some of this material is picked up by magnetic fields on the accretion disk and then shot out into space perpendicular to the accretion disk, forming two superluminal jets, one on each side of the disk.
Stuart GaryHOST
2:34
IRAS 18293-0941 was first cataloged back in 1983 by the Dutch-American IRAS satellite.
Stuart GaryHOST
2:44
Astronomers' attention was drawn to the object because in many radio observations, it appeared to have a bright compact core and radio emissions coming out of one side only, the side facing the Earth.
Stuart GaryHOST
2:55
And that was hinting at the possibility of a jet pointing directly towards the Earth.

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