... 000 years ago, a star in the Large Magellanic Cloud, a galaxy close to the Milky Way, burst itself in a majestic, yet violent death, an outstanding example of a supernova explosion. From this exploding star, light and other forms of radiation spread outward in all directions, traveling six trillion miles each year, with radiation passing into dust-shrouded interstellar clouds, speeding through the nearly empty reaches ... core exerts a force so strong that everything contained in the star is forcefully pushed outward at an extremely high rate of speed. When the star explodes, the force c...

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... traveling anywhere in our universe, time slows as an object reaches the speed of light, according to Einstein's theory of special relativity. This makes scientists believe that if we could somehow travel faster than the speed of light, that we can travel backward and forward in time. In fact, all of us have already experienced teeny bits of time travel many times in our lives. If you think about ... it, while traveling in a car, train, or plane, you reach speeds that get closer to the speed of light, which means that we have already actually ... goes on space shuttle, once to person in...

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... a very high, but finite speed (Hawking, 18). These properties provide evidence that light must be subjected to forces of nature, such as gravity. Light travels at three hundred million meters per second and it is not observably affected by gravity under ordinary conditions. A black hole's gravity is powerful enough to trap light because it's escape velocity, being infinite, exceeds the speed of light (Hawking, 82). This is ... why a black hole's are black. The light inside a black hole still hits objects, but it is unable to reflect off to show their existence to an observer. ... There...

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... a black hole. A black hole has so much mass in such a small area, that its escape velocity is greater than the speed of light. So if were all living on earth, and earth was a black hole, we would need to go at the speed of light in order to get to the moon, which would be impossible. Although a black hole's gravitational pull is colossal, it does have ... point where the black hole's gravitational pull begins. Once you cross the event horizon, there is no way back. As mentioned before, the escape velocity of a black hole exceeds the speed of light, and since going faster than the speed ...

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... close up around the star, thus forming a black hole. No principle of physics determines how massive a black hole is capable of being. The mass of any object, except a black hole, is limited by its ability to hold up under its own weight. Black holes have such intense gravity nothing, even at the speed of light, can escape. In a black hole, there is no outward pressure; gravity ... , en route, they may collide and shatter. The effect is to heat the material near the hole. Because the objects are moving at close to the speed of light, the kinetic energy available for transformation into he...

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... waves. As the stars in a binary system get closer to one another, they give off gravitational waves. These waves are ripples of space-time itself (unlike light rays, which travel through space-time). They propagate at the speed of light and are not altered by the matter through which they pass. They affect the objects they pass through by alternately compressing and rarifying ... seen. The Hubble Space Telescope has been used to try and detect a black hole in the center of galaxy M87. From the black hole a powerful stream of subatomic particles travel outward at nearly the speed of ligh...

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... the event horizon. If any can escape, that event is outside the event horizon. You can think of the horizon as the place where the escape velocity equals the velocity of light. The horizon has a very large velocity, moving outward at the speed of light. Near the event horizon, space itself is believed to be twisted and swirled around in ways ordinary intuition ... cannot grasp. Singularity The center of a black hole; where matter is crushed to infinite density; the pull of gravity is infinitely strong; and spacetime ... them. An object whose density is infinite. Gravitational Waves [site...

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... when the Earth dies. Cooper agreed to be man for the mission and took off for his trip. When in space Cooper and his ship mates are moving near the speed of light because they are near the black hole Gargantua, They travel to multiple planets that other explorers had landed on during the Lazarus Missions in an attempt to rescue them and ... death bed as an old woman. This can be explained scientifically because relativity is by definition "the dependence of various physical phenomena on relative motion of the observer and the observed objects, especially regarding the nature and behavio...

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... shows that time travel into the future is possible. The theory demonstrates that the way we perceive time is relative to our motion. Objects travelling at speeds close to the speed of light (about 300 000 kilometres per second) age more slowly than stationary objects. In 1975, Professor Carrol Alley tested Einstein's theory using two synchronised atomic clocks. Carol loaded one clock onto ... may exist. Wormhole could exist anywhere in the universe. The possible location is in the center of black holes. Travelling through one of these is extremely difficult however, since the wormhole w...

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... needed if travel through the stars is to be a practical proposition in the future. Otherwise the fact that nothing can travel faster that light means that the round trip to the nearest star would take at least eight years. Of course how to choose your destination is not clear: if one could pass through a black hole one might reemerge anywhere in the ... . This exploding star throws off its outer layers, and the remaining core continues to collapse inward at a rate equaling the speed of light - which means that no light can escape from it and becomes invisible. It collapses to a small poi...

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... to calculate that if a object were to be compressed into a very small radius, then the escape velocity of that object would be greater to the speed of light. When a star dies, the nuclear fusion reactions driving the star cease because all the energy required for these explosions gets burned up. At the same time, the gravity left over ... pulls all the material inwards towards the star. I think it does this because there is no longer any explosions to counter-act the gravity of the star. Anyway ... inside the event horizon, every "event" (things happening in space-time) stop. Nothing, ...

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... dated back more than two hundred years. According to Einstein's general theory of relativity, space and time together can be regarded as forming a four-dimensional space called space-time, curved by the matter and energy in it. Also according to the theory of relativity, nothing can travel faster than the speed of light but most compact objects imaginable are predicted by General Relativity to have ... such strong gravitational force that nothing can escape them- not even light. For this reason, it is called a black hole; light, as a result disappears from the visible universe. John Mit...

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A black hole is a region in space where the gravity is so strong that nothing, not even light, can escape. It is a region where matter collapses due to the heat and pressure supplied by the fusion of the material within the object. In a star, for example, if the fusion of the material within it is less than the gravitational pull inward, the star will collapse ... gravitational field. Nothing, not even light can escape because the gravitational force is crunching down an object into an incredibly small space. The gravitational force of an object in space depends on the size of the object and ...

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... Stephen Hawkings and his colleagues proved it mathematically in the early 1970s. In fact they called it their " no-hair theorem" . Yet recent light has been shed onto the topic by CERN's Roberto Emparan and Harvey Reall, who presume the black holes might turn out to be a little furrier ... upgrade, which is scheduled to be finished in 2006. Physicists theorize that after the upgrade the accelerator might have enough power to create one of the donut-holes. Therein lies the problem: Without at least one dimension beyond the four which currently are know to exist, physicists have ... A an...

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... hole, "There is nothing physical or tangible at the event horizon" (e.g. Kaufmann 1979). Also the size of the black holes event horizon can be calculated using Schwarzschild radius. The size (radius) of the black hole=mass of the black hole X (2G(gravitational constant)/ c^2(speed of light)). At the center of our galaxy, the Milky Way, there is a SMBH. It is being studied that, "Most, or maybe all ... , galaxies like ours probably have an SMBH at their core"" (e.g. Duncan and Tyler 2009). SMBH's are a significant gravity force at the center of a galaxy and explains one ... way that gala...

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... that during the moment of implosion in a massive star, just prior to the actual explosion, core electrons smash violently into protons, creating neutrons and neutrinos (Chaisson, 2002). At the very high pressures involved in this collapse, it is energetically favorable to combine protons and electrons to form neutrons plus neutrinos. The neutrinos subsequently leave the core at the speed of light, which accelerates the ... collapse of the neutron core. The core continues to contract until its particles come into contact and neutron degeneracy pressure causes the central portion ... sup...

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... that during the moment of implosion in a massive star, just prior to the actual explosion, core electrons smash violently into protons, creating neutrons and neutrinos (Chaisson, 2002). At the very high pressures involved in this collapse, it is energetically favorable to combine protons and electrons to form neutrons plus neutrinos. The neutrinos subsequently leave the core at the speed of light, which accelerates the ... collapse of the neutron core. The core continues to contract until its particles come into contact and neutron degeneracy pressure causes the central portion ... sup...

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