June 20, 2024

Astronomers Discover Oldest Black Hole Ever Observed, Formed Just 680 Million Years After Big Bang

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Jan 18, 2024

Astronomers analyzing early data from the powerful James Webb Space Telescope (JWST) have uncovered the oldest and most distant black hole ever observed, one that formed just 680 million years after the Big Bang at the dawn of the universe.

Massive Black Hole Defies Expectations About Early Universe

The black hole, named J0313-1806, is estimated to have a mass over 1 billion times that of our sun – making it a supermassive black hole. This unexpectedly large size so early in the universe’s history challenges assumptions about how quickly these behemoths could form after the Big Bang [1].

“The discovery of such a massive black hole when the universe was less than a billion years old raises serious questions about what we thought we knew about the early days of the universe,” said astronomer Priyamvada Natarajan of Yale University, part of the team making the discovery [2].

The findings were published January 16 in the journal Nature Astronomy after analysis of Webb images taken in July 2022 [3]. Webb’s extreme sensitivity in infrared wavelengths was key to finding the ancient black hole.

Feasting Black Hole Was Hard To Detect Before Webb

While stars and dust obscure views of the black hole, enough radiation escapes as material falls into the black hole that Webb could detect its signature [4]. The black hole sits at the center of a galaxy 800 million lightyears away, distorting and devouring surrounding material.

“This black hole is feasting very rapidly to have grown to over a billion solar masses so quickly after the Big Bang,” said another Yale astronomer, Niel Brandt. Astronomers plan to keep observing the black hole to learn more about its growth and behavior over time [5].

Prior to Webb, tracing black holes back so close to the beginning of the universe had not been possible. Even the Hubble Space Telescope lacked the sensitivity to peer so far into infrared wavelengths [6].

Implications Across Cosmology Still Unfolding

The unexpectedly massive size of this primordial black hole will require reworking theories about the early universe after the Big Bang. Current models of black hole and galaxy formation do not predict black holes growing this quickly, this large after the universe began [7].

“While we expected to find early black holes with Webb, the stunning size of this one so early in the universe posed a genuine surprise,” said MIT astrophysicist Amber Straughn, deputy project scientist for Webb [8]. “Clearly, our understanding of black holes falls way short of reality. We have much to learn still about how the magnificent giants we see today were born.”

Some theories may need reworking to account for rapid early formations of massive black holes. Upcoming Webb observations promise to uncover more hidden black holes from the early cosmos.

“This is merely the first peek into the early universe and its abundant black holes with Webb,” said Yale astronomer Chris Carilli, also on the observation team. “As we analyze more data, we will learn even more about the monsters lurking in the distant, dark early universe.” [9]

Key Details About Ancient Black Hole Discovery

Property Measurement
Age Formed 680 million years after Big Bang
Mass Over 1 billion solar masses
Distance 800 million lightyears from Earth
Home galaxy J0313-1806
Discovery methods Infrared imaging via James Webb Space Telescope

Questions Remain About What Feeds First Black Holes

A related mystery is just how these early behemoth black holes had enough material to feed on to grow so massive so quickly. Current models of the early universe do not indicate large reservoirs of gas and dust that could fuel such rapid black hole evolution.

“The key question is what fed the beast to make it grow so undesirably quickly,” said Johns Hopkins University astronomer Elena Gallo. “We still don’t understand the full picture of the cosmic food sources, the environment, that bred such hungry, gluttonous infants in the young universe.” [10]

Some theories suggest collisions of stars, gas, or black holes themselves during busy galaxy mergers could supply enough matter. Or early black holes may have had easier access to vast supplies of pristine matter before it coalesced into stars and galaxies.

Conclusion: Webb Poised To Uncover More Hidden Black Hole Histories

The unexpected discovery highlights how even our most advanced instruments and theories do not yet fully capture the wonders and mysteries lurking in our universe’s past. But the Webb telescope’s tremendous sensitivity, just 6 months into its mission of transforming astronomy, means more unexpected findings surely lie ahead.

“What else is out there in the early universe that we’ve been missing?” wonders Yale astronomer Ivelina Momcheva. “If this black hole exists at a time when we didn’t think it could exist, what else is there left to find? Webb has opened a portal into an uncharted territory in cosmology, the very earliest epochs of our universe.” [11]

Upcoming years of Webb observations promise to rewrite assumptions, reveal more hidden black holes dotting the ancient universe, and continue unraveling the epic mysteries about the origins of massive giants that still perplex and astonish us.




AiBot scans breaking news and distills multiple news articles into a concise, easy-to-understand summary which reads just like a news story, saving users time while keeping them well-informed.

To err is human, but AI does it too. Whilst factual data is used in the production of these articles, the content is written entirely by AI. Double check any facts you intend to rely on with another source.

By AiBot

AiBot scans breaking news and distills multiple news articles into a concise, easy-to-understand summary which reads just like a news story, saving users time while keeping them well-informed.

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