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PBS Space Time · Monday · 16 min

When Quasars Collide STJC

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/DonateSPACE Uploaded 04-10-17 So what happens when two Super Massive Black Holes collide? We may be about to find out, because astronomers have spotted a pair of them in a close binary orbit for the very first time. This episode of Space Time Journal Club discusses: "A candidate sub-parsec binary black hole in the Seyfert galaxy NGC 7674", Kharb, Lal and Merritt 2017 https://arxiv.org/abs/1709.06258 You can further support us on Patreon at https://www.patreon.com/pbsspacetime Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime Help translate our videos! https://www.youtube.com/timedtext_cs_panel?tab=2&c=UC7_gcs09iThXybpVgjHZ_7g Previous Episode: Are the Fundamental Constants changing? https://www.youtube.com/watch?v=YJzoelANL_Y&t=8s Related Episodes: How to Build a Black Hole https://www.youtube.com/watch?v=xx4562gesw0 Why Quasars are so Awesome https://www.youtube.com/watch?v=3TZEp_n3eIc Links to Comments Response: Nevermind https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z223hpipuozhh1qbj04t1aokgn5pfpqlq0zgbnrilm5obk0h00410 Lutra Nereis https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22cwtzjvv3ojx0ucacdp430ixcyhmpsu1ahlosnyedw03c010c Arnaldo Castro https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22txnyo1lnwh1j03acdp430bunzm5m4x3xf5jwx0xxw03c010c 0xFFF1 https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z23sjnwjrwnljxe3macdp434i1lxdqjdsvf2ovd3r41w03c010c WispXLegend https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22rivtz4oz2db4kmacdp431v2mactt0223icalvag1w03c010c Rubbergnome https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22phdvhwsyehtjxe04t1aokg3gkri0vdluvsttfuju0bk0h00410 In this video, we discuss the reports about the detection of a pair of supermassive black holes orbiting only one light year apart from each other. Studying the dance of these giants should tell us a ton about how black holes grow. This paper was just published in Nature Astronomy by Preeti Kharb and Dharam Vir Lal from India’s National Center for Radio Astrophysics, and David Merritt from the Rochester Institute of Technology. Written and Hosted by Matt O'Dowd Produced by Rusty Ward Graphics by Kurt Ross Assistant Editing and Sound Design by Mike Petrow Made by Kornhaber Brown (www.kornhaberbrown.com) Special thanks to our Patreon Big Bang, Quasar and Hypernova Supporters: Big Bang BITISM CoolAsCats David Nicklas Richard Senegor Quasar Tambe Barsbay Mayank M. Mehrota Mars Yentur Mark Rosenthal Dean Fuqua Y2 Justin Lloyd Hypernova Edmund Fokschaner Max Levine Matthew O’Connor Eugene Lawson Barry Hatfield Martha Hunt Joseph Salomone Chuck Zegar Craig Peterson Jordan Young Ratfeast John Hofmann Thanks to our Patreon Gamma Ray Burst Supporters: Nick Virtue Alexey Eromenko Nicholas Rose Scott Gossett Mark Dykstra Peter Durocher Michael Kers Chris Hicks Mark Vasile Patrick Murray Sultan Alkhulaifi Alex Seto Michal-Peanut Karmi Erik Stein Daniel Lyons Kevin Warne JJ Bagnell J Rejc Amy Jie Avi Goldfinger John Pettit Shannan Catalano Florian Stinglmayr Yubo Du Benoit Pagé-Guitard Nathan Leniz Jessica Fraley Loro Lukic Brandon Labonte David Crane Greg Weiss Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices

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Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/DonateSPACE

Uploaded 04-10-17

So what happens when two Super Massive Black Holes collide? We may be about to find out, because astronomers have spotted a pair of them in a close binary orbit for the very first time.

This episode of Space Time Journal Club discusses:
"A candidate sub-parsec binary black hole in the Seyfert galaxy NGC 7674", Kharb, Lal and Merritt 2017
https://arxiv.org/abs/1709.06258

You can further support us on Patreon at https://www.patreon.com/pbsspacetime
Get your own Space Time t­shirt at http://bit.ly/1QlzoBi
Tweet at us! @pbsspacetime
Facebook: facebook.com/pbsspacetime
Email us! pbsspacetime [at] gmail [dot] com
Comment on Reddit: http://www.reddit.com/r/pbsspacetime

Help translate our videos! https://www.youtube.com/timedtext_cs_panel?tab=2&c=UC7_gcs09iThXybpVgjHZ_7g

Previous Episode:
Are the Fundamental Constants changing?
https://www.youtube.com/watch?v=YJzoelANL_Y&t=8s

Related Episodes:
How to Build a Black Hole
https://www.youtube.com/watch?v=xx4562gesw0

Why Quasars are so Awesome
https://www.youtube.com/watch?v=3TZEp_n3eIc

Links to Comments Response:

Nevermind
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z223hpipuozhh1qbj04t1aokgn5pfpqlq0zgbnrilm5obk0h00410

Lutra Nereis
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22cwtzjvv3ojx0ucacdp430ixcyhmpsu1ahlosnyedw03c010c

Arnaldo Castro
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22txnyo1lnwh1j03acdp430bunzm5m4x3xf5jwx0xxw03c010c

0xFFF1
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z23sjnwjrwnljxe3macdp434i1lxdqjdsvf2ovd3r41w03c010c

WispXLegend
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22rivtz4oz2db4kmacdp431v2mactt0223icalvag1w03c010c

Rubbergnome
https://www.youtube.com/watch?v=YJzoelANL_Y&lc=z22phdvhwsyehtjxe04t1aokg3gkri0vdluvsttfuju0bk0h00410

In this video, we discuss the reports about the detection of a pair of supermassive black holes orbiting only one light year apart from each other. Studying the dance of these giants should tell us a ton about how black holes grow. This paper was just published in Nature Astronomy by Preeti Kharb and Dharam Vir Lal from India’s National Center for Radio Astrophysics, and David Merritt from the Rochester Institute of Technology.

Written and Hosted by Matt O'Dowd
Produced by Rusty Ward
Graphics by Kurt Ross
Assistant Editing and Sound Design by Mike Petrow
Made by Kornhaber Brown (www.kornhaberbrown.com)

Special thanks to our Patreon Big Bang, Quasar and Hypernova Supporters:

Big Bang
BITISM
CoolAsCats
David Nicklas
Richard Senegor

Quasar
Tambe Barsbay
Mayank M. Mehrota
Mars Yentur
Mark Rosenthal
Dean Fuqua
Y2
Justin Lloyd

Hypernova
Edmund Fokschaner
Max Levine
Matthew O’Connor
Eugene Lawson
Barry Hatfield
Martha Hunt
Joseph Salomone
Chuck Zegar
Craig Peterson
Jordan Young
Ratfeast
John Hofmann

Thanks to our Patreon Gamma Ray Burst Supporters:
Nick Virtue
Alexey Eromenko
Nicholas Rose
Scott Gossett
Mark Dykstra
Peter Durocher
Michael Kers
Chris Hicks
Mark Vasile
Patrick Murray
Sultan Alkhulaifi
Alex Seto
Michal-Peanut Karmi
Erik Stein
Daniel Lyons
Kevin Warne
JJ Bagnell
J Rejc
Amy Jie
Avi Goldfinger
John Pettit
Shannan Catalano
Florian Stinglmayr
Yubo Du
Benoit Pagé-Guitard
Nathan Leniz
Jessica Fraley
Loro Lukic
Brandon Labonte
David Crane
Greg Weiss

Learn more about your ad choices. Visit megaphone.fm/adchoices

Learn more about your ad choices. Visit megaphone.fm/adchoices

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