Reference Terms
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Black hole
A black hole is a concentration of mass great enough that the force of gravity prevents anything from escaping it except through quantum tunnelling behaviour (known as Hawking Radiation).
Note: The above text is excerpted from the Wikipedia article "Black hole", which has been released under the GNU Free Documentation License.
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Space & Time News
June 14, 2024
June 11, 2024 — By combining forefront X-ray observations with state-of-the-art supercomputer simulations of the buildup of galaxies over cosmic history, researchers have provided the best modeling to date of the growth of the supermassive black holes found in the ...
June 11, 2024 — Scientists are peering into the past and uncovering new clues about the early universe. Since light takes a long time to travel through space, they are now able to see how galaxies looked billions of years ago. The astronomers have discovered that ...
June 11, 2024 — What scientists previously thought about where Fast Radio Bursts (FRBs) come from is just the tip of the iceberg. A new study details the properties of polarized light from 128 non-repeating FRBs and reveals mysterious cosmic explosions that ...
June 10, 2024 — Astrophysicists calculate the likelihood that Earth was exposed to cold, harsh interstellar clouds, a phenomenon not previously considered in geologic climate ...
Latest Headlines
updated 12:56 pm ET
June 13, 2024 — The small footprint and dim light of white dwarfs, remnants of stars that have burned through their fuel, may make excellent backdrops for studying ...
June 13, 2024 — Researchers have experimentally generated high-density relativistic electron-positron pair-plasma beams by producing two to three orders of magnitude more pairs than previously ...
June 13, 2024 — This study discovered mini-Neptunes around four red dwarfs using observations from a global network of ground-based telescopes and the TESS space telescope. These four mini-Neptunes are close to ...
June 12, 2024 — Scientists have for the first time observed how atoms in magnesium oxide morph and melt under ultra-harsh conditions, providing new insights into this key mineral within Earth's mantle that is known ...
June 12, 2024 — Researchers used supercomputers to create nearly 4 million simulated images depicting the ...
June 11, 2024 — As space travel becomes more frequent, a new biomarker tool was developed by an international team of researchers to help improve the growing field ...
June 11, 2024 — Clouds of gas in a distant galaxy are being pushed faster and faster -- at more than 10,000 miles per second -- out among neighboring stars by blasts of radiation from the supermassive black hole at ...
June 11, 2024 — Researching the immune system in space could have payoffs for human aging on earth. Scientists have revealed how the lack of gravity affects the ...
June 11, 2024 — The structure and function of the kidneys is altered by space flight, with galactic radiation causing permanent damage that would jeopardise any mission to Mars, according to a new study led by ...
June 11, 2024 — Crater 2, located approximately 380,000 light years from Earth, is one of the largest satellite galaxies of the Milky Way. Extremely cold and with slow-moving stars, Crater 2 has low surface ...