Nasa knows what is a black hole 5-8?

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Ellsworth Jacobson asked a question: Nasa knows what is a black hole 5-8?
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Date created: Sat, Feb 13, 2021 12:31 PM
Date updated: Thu, May 26, 2022 2:32 PM

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This article is part of the NASA Knows! (Grades 5-8) series. A black hole is a region in space where the pulling force of gravity is so strong that light is not able to escape… Some black holes are a result of dying stars.

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♻️ What happens in a black hole nasa?

A stellar-mass black hole forms when a star with more than 20 solar masses exhausts the nuclear fuel in its core and collapses under its own weight. The collapse triggers a supernova explosion that blows off the star's outer layers.

♻️ What is nasa knows?

  • This article is part of the NASA Knows! (Grades 5-8) series. NASA stands for National Aeronautics and Space Administration. NASA is a U.S. government agency that is responsible for science and technology related to air and space. The Space Age started in 1957 with the launch of the Soviet satellite Sputnik.

♻️ What nasa knows about the moon?

Today, we know that the Moon is covered by craters as well as dust and debris from comets, asteroids and meteoroid impacts. We know that the Moon's dark areas, called maria – which is Latin for seas – are not actually seas. Instead, they are craters that lava seeped into billions of years ago.

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Credits: NASA/UMass/D.Wang et al., IR: NASA/STScI. This article is part of the NASA Knows! (Grades 5-8) series. A black hole is a region in space where the pulling force of gravity is so strong that light is not able to escape. The strong gravity occurs because matter has been pressed into a tiny space.

Sagittarius A* is the black hole at the center of the Milky Way galaxy. Credits: NASA/UMass/D.Wang et al., IR: NASA/STScI. This article is part of the NASA Knows! (Grades 5-8) series. A black hole is a region in space where the pulling force of gravity is so strong that light is not able to escape.

This article is part of the NASA Knows! (Grades K-4) series. A black hole is a place in space where gravity pulls so much that even light can not get out. The gravity is so strong because matter has been squeezed into a tiny space. This can happen when a star is dying. Because no light can get out, people can't see black holes. They are invisible.

Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind. For Students Grades 5-8: NASA Knows | NASA

These black holes release huge amounts of energy that powers the active events that go on within the galaxy. The fuel for the black hole, scientists believe, may be the trapped gas, stars, and dust that are pulled into the hole. Gas that is pulled into a black hole swirls down into the hole much like a whirlpool. By using a spectroscope, the Hubble Space Telescope has the ability to clock the speed of this gas as it swirls around the entrance to the hole.

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A black hole is a region in space where the pulling force of gravity is so strong that nothing can escape even the fastest object in the universe — light. Since no light can escape, black holes ...

Credits: NASA. Pluto is a dwarf planet, a Kuiper Belt object and a trans-Neptunian object. Clyde Tombaugh, a U.S. astronomer, discovered Pluto in 1930. That same year, Venetia Burney, an 11-year-old girl from England, suggested it be named "Pluto" after the Roman god of the dead. Pluto is a dwarf planet.

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How did nasa get the image of the black hole?
  • Chandra X-ray Observatory close-up of the core of the M87 galaxy. While NASA observations did not directly trace out the historic image, astronomers used data from NASA’s Chandra and NuSTAR satellites to measure the X-ray brightness of M87’s jet.
What is the black part of a black hole?

The defining feature of a black hole is the appearance of an event horizon—a boundary in spacetime through which matter and light can pass only inward towards the mass of the black hole. Nothing, not even light, can escape from inside the event horizon.

What is a white hole nasa?

A white hole is a bizarre cosmic object which is intensely bright, and from which matter gushes rather than disappears. In other words, it's the exact opposite of a black hole. But unlike black holes, there's no consensus about whether white holes exist, or how they'd be formed.

What would happen if a black hole hit a white hole?

The white hole will do its best to prevent the black hole from overtaking it. But unfortunately, it really doesn’t stand a chance. That’s because the white hole has no choice but to spit energy at its opponent. Although it was able to defend itself against everything else in the Universe, unfortunately, the black hole is its one true match.

What are the largest black hole called?

A supermassive black hole (SMBH or sometimes SBH) is the largest type of black hole, with mass on the order of millions to billions of times the mass of the Sun ( M ).

What is a black hole made of?

The physical properties of a black hole, which as you have said are mass, charge, and angular momentum, are measurable and are properties that derive from the event horizon of the black hole. Inside the event horizon, which is where quantum gravity effects start to come into play, are poorly understood.

What is hair on a black hole?

The inferred black-hole hairs manifest as "a quantity that can be constructed from the space-time curvature at the black hole horizon that is conserved, and measurable by a distant observer," according to the statement.

What is inside of a black hole?

HOST PADI BOYD: While they may seem like a hole in the sky because they don't produce light, a black hole is not empty, It's actually a lot of matter condensed into a single point. This point is known as a singularity.

What is the black hole in space?

A black hole is an area of such immense gravity that nothing—not even light—can escape from it. Black holes form at the end of some stars’ lives. The energy that held the star together disappears and it collapses in on itself producing a magnificent explosion. Here’s where things get crazy.

Can a black hole explode?

Answer: Black holes don't really “explode”, which implies that they generate a large outburst of energy which ultimately tears them apart, but they do have outbursts (also, unfortunately, referred to as “explosions”).

Has anyone died black hole?

Black holes are regions of space-time where gravity rules: The gravitational pull of a black hole is so strong that nothing, not even light, can escape. They range …

Is sun a black hole?

Will the Sun become a black hole? No, it's too small for that! The Sun would need to be about 20 times more massive to end its life as a black hole… In about 5 billion years, the Sun will start to run out of hydrogen in its core to fuse, and it will begin to collapse.

What's inside a black hole?

HOST PADI BOYD: While they may seem like a hole in the sky because they don't produce light, a black hole is not empty, It's actually a lot of matter condensed into a single point. This point is known as a singularity.

Which is biggest black hole?

Cygnus X-1 is the heaviest stellar black hole observed without using gravitational waves. The famed Cygnus X-1 black hole (illustrated, slurping mass off its companion star) is nearly 1.5 times as massive as astronomers thought, new observations suggest.

What happens if a black hole swallows earth?

The edge of the Earth closest to the black hole would feel a much stronger force than the far side. As such, the doom of the entire planet would be at hand. We would be pulled apart.

What happens if you nuke a black hole?

The black hole will suck up all the energy made from the bomb. You can't expect a black hole to be destroyed by an explosion. All energy made from the bomb would just be sucked up into the black hole.

What happens to matter inside a black hole?

All the material that has ever fallen into the black hole gets compressed into a ball not much bigger than this. Perfectly microscopic, but definitely not infinitely tiny. This resistance to continued compression eventually forces the material to un-collapse (i.e., explode), making black holes only temporary objects.

What happens to time inside a black hole?

From the outside, the black hole is infinitely extended in time, but has only a finite size in space. Inside, the tables are turned: Time is only of finite extent (it starts at the horizon and ends abruptly at the singularity-axis), but instead one space direction, the axis direction, is now infinitely long.

What if the sun was a black hole?

Our Sun is too small a star to end its life as a black hole. But what would happen if the Sun were suddenly replaced with a black hole of the same mass? Contrary to popular belief, the Solar System would not be sucked in: a solar-mass black hole would exert no more gravitational pull than our Sun.

What if we fell into a black hole?

Black holes are regions of space where gravity is so strong that nothing can escape them, not even light. Even before you reach the event horizon – the point of no return – you would be “spaghettified” by the black hole's tidal forces.

What is the closest black hole to earth?

'The Unicorn' lies a mere 1,500 light-years from us and is just three times more massive than the sun. Astronomers have apparently found the closest known black hole to Earth, a weirdly tiny object dubbed "The Unicorn" that lurks just 1,500 light-years from us. The nickname has a double meaning.

What is the largest black hole ever discovered?
  • Monster Black Hole Is the Largest and Brightest Ever Found. An artist's illustration of a monster supermassive black hole at the heart of a quasar in the distant universe. Scientists say the newfound black hole SDSS J010013.02+280225.8 is the largest and brightest ever found.
What is the lifespan of a black hole?

A black hole with the mass of the sun will last a wizened 10^67 years. Considering that the current age of our universe is a paltry 13.8 times 10^9 years, that's a good amount of time.

What is the mass of a black hole?
  • In principle, a black hole can have any mass equal to or above about 2.2×10 −8 kg or 22 micrograms (the Planck mass ). To make a black hole, one must concentrate mass or energy sufficiently that the escape velocity from the region in which it is concentrated exceeds the speed of light.
What is the opposite of a black hole?

White holes are the theoretical opposite of black holes. As black holes draw in surrounding stars, dust, passing spaceships – whatever comes too near – so white holes, by definition, would radiate light.