This artist's impression illustrates two galaxies on the verge of combining, after two supermassive black holes merged in an event called a quasar. Photo: International Gemini Observatory
This artist's impression illustrates two galaxies on the verge of combining, after two supermassive black holes merged in an event called a quasar. Photo: International Gemini Observatory
This artist's impression illustrates two galaxies on the verge of combining, after two supermassive black holes merged in an event called a quasar. Photo: International Gemini Observatory
This artist's impression illustrates two galaxies on the verge of combining, after two supermassive black holes merged in an event called a quasar. Photo: International Gemini Observatory

Astronomers capture two enormous black holes merging in early universe


Sarwat Nasir
  • English
  • Arabic

Astronomers have captured a rare celestial event — two enormous black holes merging.

The event, known as a quasar, took place when the universe was only three billion years old, a crucial time in its history when star formation was at its peak, helping shape the galaxies of today.

Researchers used a group of ground and space-based telescopes to discover the phenomenon in spectroscopic data.

The findings were published in the Nature science journal on Wednesday.

“We don't see a lot of double quasars at this early time and that's why this discovery is so exciting,” said Yu-Ching Chen of the University of Illinois at Urbana-Champaign, the US.

“Knowing about the progenitor population of black holes will eventually tell us about the emergence of supermassive black holes in the early universe and how frequent those mergers could be.”

In 2019, an image of a black hole was captured by scientists for the first time. It was photographed in the Messier 87 galaxy, 55 million light years from Earth.

It had a mass of more than six billion times that of the Sun and the picture helped to prove astronomers’ theories about black holes.

The black hole's magnetic field was revealed two years later in another image.

Researchers captured the massive object in polarised light — helping to reveal magnetic fields on the edge of the black hole.

The observations could shed light on how the distant galaxy is able to launch energetic jets from its core.

The black hole merger that was recently captured could help unlock more of their secrets, including how they form.

UAE currency: the story behind the money in your pockets
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Sun jukebox

Rufus Thomas, Bear Cat (The Answer to Hound Dog) (1953)

This rip-off of Leiber/Stoller’s early rock stomper brought a lawsuit against Phillips and necessitated Presley’s premature sale to RCA.

Elvis Presley, Mystery Train (1955)

The B-side of Presley’s final single for Sun bops with a drummer-less groove.

Johnny Cash and the Tennessee Two, Folsom Prison Blues (1955)

Originally recorded for Sun, Cash’s signature tune was performed for inmates of the titular prison 13 years later.

Carl Perkins, Blue Suede Shoes (1956)

Within a month of Sun’s February release Elvis had his version out on RCA.

Roy Orbison, Ooby Dooby (1956)

An essential piece of irreverent juvenilia from Orbison.

Jerry Lee Lewis, Great Balls of Fire (1957)

Lee’s trademark anthem is one of the era’s best-remembered – and best-selling – songs.

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2.30pm Maiden (TB) Dh60,000 (D) 1,600m

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Winner Tailor’s Row, Royston Ffrench, Salem bin Ghadayer

3.30pm Handicap (TB) Dh76,000 (D) 1,400m

Winner Alla Mahlak, Adrie de Vries, Rashed Bouresly

4pm Maiden (TB) Dh60,000 (D) 1,200m

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COMPANY PROFILE

Name: N2 Technology

Founded: 2018

Based: Dubai, UAE

Sector: Startups

Size: 14

Funding: $1.7m from HNIs

Results

Stage 4

1. Dylan Groenewegen (NED) Jumbo-Visma 04:16:13

2. Gaviria (COL) UAE Team Emirates

3. Pascal Ackermann (GER) Bora-Hansgrohe

4. Sam Bennett (IRL) Deceuninck-QuickStep

5. Caleb Ewan (AUS) Lotto Soudal

General Classification:

1. Adam Yates (GBR) Mitchelton-Scott        16:46:15

2. Tadej Pogacar (SLO) UAE Team Emirates         0:01:07

3. Alexey Lutsenko (KAZ) Astana Pro Team          0:01:35

4. David Gaudu (FRA) Groupama-FDJ         0:01:40

5. Rafal Majka (POL) Bora-Hansgrohe

UAE v Gibraltar

What: International friendly

When: 7pm kick off

Where: Rugby Park, Dubai Sports City

Admission: Free

Online: The match will be broadcast live on Dubai Exiles’ Facebook page

UAE squad: Lucas Waddington (Dubai Exiles), Gio Fourie (Exiles), Craig Nutt (Abu Dhabi Harlequins), Phil Brady (Harlequins), Daniel Perry (Dubai Hurricanes), Esekaia Dranibota (Harlequins), Matt Mills (Exiles), Jaen Botes (Exiles), Kristian Stinson (Exiles), Murray Reason (Abu Dhabi Saracens), Dave Knight (Hurricanes), Ross Samson (Jebel Ali Dragons), DuRandt Gerber (Exiles), Saki Naisau (Dragons), Andrew Powell (Hurricanes), Emosi Vacanau (Harlequins), Niko Volavola (Dragons), Matt Richards (Dragons), Luke Stevenson (Harlequins), Josh Ives (Dubai Sports City Eagles), Sean Stevens (Saracens), Thinus Steyn (Exiles)

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ENGLAND SQUAD

Goalkeepers Henderson, Johnstone, Pickford, Ramsdale

Defenders Alexander-Arnold, Chilwell, Coady, Godfrey, James, Maguire, Mings, Shaw, Stones, Trippier, Walker, White

Midfielders Bellingham, Henderson, Lingard, Mount, Phillips, Rice, Ward-Prowse

Forwards Calvert-Lewin, Foden, Grealish, Greenwood, Kane, Rashford, Saka, Sancho, Sterling, Watkins 

The burning issue

The internal combustion engine is facing a watershed moment – major manufacturer Volvo is to stop producing petroleum-powered vehicles by 2021 and countries in Europe, including the UK, have vowed to ban their sale before 2040. The National takes a look at the story of one of the most successful technologies of the last 100 years and how it has impacted life in the UAE.

Part three: an affection for classic cars lives on

Read part two: how climate change drove the race for an alternative 

Read part one: how cars came to the UAE

UAE currency: the story behind the money in your pockets
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Transmission: Eight-speed auto
Fuel economy, combined: 6.5L/100km
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Living in...

This article is part of a guide on where to live in the UAE. Our reporters will profile some of the country’s most desirable districts, provide an estimate of rental prices and introduce you to some of the residents who call each area home. 

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Updated: April 06, 2023, 8:41 AM`