Where is the nearest black hole?

The nearest known black hole is Gaia BH1, which was discovered in September 2022 by a team led by Kareem El-Badry. Gaia BH1 is 1,560 light-years away from Earth in the direction of the constellation Ophiuchus.
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Which is the closest black hole to Earth?

The two black holes are being called Gaia BH1 and Gaia BH2 and are the closest to Earth of any black holes found so far, ESA said. Gaia BH1 is situated only 1,560 light-years away - about thrice as close as the previous record holder.
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Where is the nearest black hole in space?

If a black hole is not actively feeding, it is dormant and not directly detectable. This dormant black hole is about 10 times more massive than the sun and is located about 1,600 light-years away in the constellation Ophiuchus, making it three times closer to Earth than the previous record holder.
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Could a black hole be near us?

Astronomers have discovered the closest black hole to Earth, the first unambiguous detection of a dormant stellar-mass black hole in the Milky Way. Its close proximity to Earth, a mere 1,600 light-years away, offers an intriguing target of study to advance understanding of the evolution of binary systems.
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Where is the closest wormhole to Earth?

The nearest "portal"

American and German scientists recently reported that they had discovered the closest known black hole, called Gaia BH1. It is about ten times the size of the Sun and is 1,566 light years from Earth. This may be a wormhole. Gaia BH1 has a Sun-like star orbiting it.
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We Just Found The Closest Black Hole To Earth



Would a human survive a wormhole?

Unless the wormhole was thoroughly cleaned out and everything else blocked from entering it, falling in would mean certain death. “Whenever you travel close to the speed of light, any particle or dust grain or anything that you hit will be problematic. Even a photon would cause you trouble,” says Maldacena.
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Will a black hole hit Earth?

The possibility that a black hole could actually impact Earth may seem straight out of science fiction, but the reality is that microscopic primordial black holes could actually hit Earth. If one did, it wouldn't just impact like an asteroid, it'd pass straight through the entire Earth and exit the other side.
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How many years is 1 light year?

For most space objects, we use light-years to describe their distance. A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it!
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Is the closest black hole a threat?

Scientists said the nearby black hole is a dormant black hole, meaning that it is not actively feeding. So, can this or any other black hole pose a threat to Earth? Not really. According to NASA, no black hole is close enough to be a danger to us.
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Can a black hole eat a galaxy?

A single Black Hole, even one at the center of our Milky Way galaxy, is just too small to eat an entire galaxy.
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How many black holes have we found?

Roughly one out of every thousand stars that form is massive enough to become a black hole. Therefore, our galaxy must harbor some 100 million stellar-mass black holes. Most of these are invisible to us, and only about a dozen have been identified.
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What is inside a black hole?

Black holes have two parts. There is the event horizon, which you can think of as the surface, though it's simply the point where the gravity gets too strong for anything to escape. And then, at the center, is the singularity. That's the word we use to describe a point that is infinitely small and infinitely dense.
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How many black holes are in the Milky Way?

Since the Milky Way contains over 100 billion stats, our home galaxy must harbor some 100 million black holes. Though detecting black holes is a difficult task and estimates from NASA suggest there could be as many as 10 million to a billion stellar black holes in the Milky Way.
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How fast do black holes travel?

A supermassive black hole is racing across the universe at 110,000 mph (177,000 km/h), and the astronomers who spotted it don't know why. The fast-moving black hole, which is roughly 3 million times heavier than our sun, is zipping through the center of the galaxy J0437+2456, about 230 million light-years away.
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How big would Earth be if it was a black hole?

For example, our Sun would become a black hole if its mass was contained within a sphere about 2.5 km across. Our Earth would need to be compressed to a size smaller than 1.77 cm across (diameter). Well inside the event horizon lies the heart of the black hole.
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How long would it take to get to the nearest black hole?

The nearest black hole candidate is roughly 1.3 million times as far away as Voyager 1. The probe would have to travel more than 50 million years (a lot more, actually, as it is still slowing down due to the Sun's gravity; it hasn't quite left our neighborhood yet) to get there. And what would it do when it gets there?
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Can we survive black holes?

Death by black hole

Of course, no matter what type of black hole you plunge into, you're ultimately going to get torn apart by its extreme gravity and die a horrible death. No material that falls inside a black hole could survive intact.
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What happens when a black hole dies?

With every bit of energy that escapes, the black hole loses mass and thereby shrinks, eventually popping out of existence altogether. The appearance of Hawking radiation has created what's known as the black hole information paradox.
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How scary is a black hole?

Once you're past the event horizon things would get really grim. If you were heading towards the centre of the black hole feet first, the gravitational pull on your feet would be a lot stronger than the gravitational pull on your head. You'd get stretched and squished like spaghetti.
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How long would it take to travel 4.2 light-years?

Proxima Centauri is 4.2 light-years from Earth, a distance that would take about 6,300 years to travel using current technology.
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How far can we see in space?

We're looking back in time the further out we go because it takes time for light to travel to us. So the furthest out we can see is about 46.5 billion light years away, which is crazy, but it also means you can look back into the past and try to figure out how the universe formed, which again, is what cosmologists do.
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How fast is a light-year in mph?

In a vacuum, light travels at 670,616,629 mph (1,079,252,849 km/h). To find the distance of a light-year, you multiply this speed by the number of hours in a year (8,766). The result: One light-year equals 5,878,625,370,000 miles (9.5 trillion km).
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Are wormholes real?

In reality, they are purely theoretical. Unlike black holes—also once thought to be purely theoretical—no evidence for an actual wormhole has ever been found, although they are fascinating from an abstract theoretical physics perceptive.
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What happens if two black holes collide?

It is possible for two black holes to collide. Once they come so close that they cannot escape each other's gravity, they will merge to become one bigger black hole. Such an event would be extremely violent. Even when simulating this event on powerful computers, we cannot fully understand it.
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How many galaxies are there?

One such estimate says that there are between 100 and 200 billion galaxies in the observable universe. Other astronomers have tried to estimate the number of 'missed' galaxies in previous studies and come up with a total number of 2 trillion galaxies in the universe.
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