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Dive deep into the mysteries of the universe with "Black Hole Enigma: Journey to the Edge of the Unknown". This captivating documentary takes viewers on a cosmic adventure to explore one of the most enigmatic phenomena in the cosmos: black holes. With breathtaking visuals, expert interviews, and the latest scientific discoveries, we unravel the secrets these cosmic giants hold. What do black holes teach us about the fabric of spacetime, the evolution of galaxies, and the very nature of reality itself? Join us on this voyage to the boundaries of understanding, where light cannot escape, but human curiosity knows no limits. 🌌 #BlackHole​ #CosmicMysteries​ #SpaceDocumentary​ #ScienceAndSpace​ #EdgeOfReality​ #YouTubeDocs​

Gravitational waves sent out from a pair of colliding black holes have been converted to sound waves, as heard in this animation. On September 14, 2015, LIGO observed gravitational waves from the merger of two black holes, each about 30 times the mass of our sun. The incredibly powerful event, which released 50 times more energy than all the stars in the observable universe, lasted only fractions of a second. In the first two runs of the animation, the sound-wave frequencies exactly match the frequencies of the gravitational waves. The second two runs of the animation play the sounds again at higher frequencies that better fit the human hearing range. The animation ends by playing the original frequencies again twice. As the black holes spiral closer and closer in together, the frequency of the gravitational waves increases. Scientists call these sounds "chirps," because some events that generate gravitation waves would sound like a bird's chirp. Image credit: LIGO

A singularity is a point in space where there is a mass with infinite density. This would lead to a spacetime with an infinite curvature. When scientists talk about black hole singularities, they are talking about the errors that appear in our current theories and not about objects that actually exist. #Blackhole #Singularity #Infinity

A computer simulation shows the collision of two black holes, a tremendously powerful event detected for the first time ever by the Laser Interferometer Gravitational-Wave Observatory, or LIGO. LIGO detected gravitational waves, or ripples in space and time generated as the black holes spiraled in toward each other, collided, and merged. This simulation shows how the merger would appear to our eyes if we could somehow travel in a spaceship for a closer look. It was created by solving equations from Albert Einstein's general theory of relativity using the LIGO data. The two merging black holes are each roughly 30 times the mass of the sun, with one slightly larger than the other. Time has been slowed down by a factor of about 100. The event took place 1.3 billion years ago. The stars appear warped due to the incredibly strong gravity of the black holes. The black holes warp space and time, and this causes light from the stars to curve around the black holes in a process called gravitational lensing. The ring around the black holes, known as an Einstein ring, arises from the light of all the stars in a small region behind the holes, where gravitational lensing has smeared their images into a ring. The gravitational waves themselves would not be seen by a human near the black holes and so do not show in this video, with one important exception. The gravitational wavesthatare traveling outward toward the small region behind the black holes disturb that region’s stellar images in the Einstein ring, causing them to slosh around, even long after the collision. The gravitational waves traveling in other directions cause weaker, and shorter-lived sloshing, everywhere outside the ring. This simulation was created by the multi-university SXS (Simulating eXtreme Spacetimes) project. For more information, visit http://www.black-holes.org. Image credit: SXS

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Aboard the International Space Station, Expedition 69 Flight Engineer Frank Rubio of NASA discussed life and work aboard the orbital outpost during an in-flight interview August 11 with ABC’s “Good Morning America”. Rubio is in the midst of a record breaking long-duration mission living and working aboard the microgravity laboratory to advance scientific knowledge and demonstrate new technologies for future human and robotic exploration missions. Such research benefits people on Earth and lays the groundwork for future human exploration through the agency’s Artemis missions, which will send astronauts to the Moon to prepare for future expeditions to Mars. When Rubio returns to Earth on September 27 he will have spent a total of 371 days in space—the longest single spaceflight by a US astronaut. Join NASA as we go forward to the Moon and on to Mars -- discover the latest on Earth, the Solar System and beyond with a weekly update in your inbox. Subscribe at: www.nasa.gov/subscribe

Learning Space With Nasa - How Nasa Uses Coding To Explore Mars