Reference Terms
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Milky Way
The Milky Way is a barred spiral galaxy which forms part of the Local Group.
Note: The above text is excerpted from the Wikipedia article "Milky Way", which has been released under the GNU Free Documentation License.
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Space & Time News
February 17, 2025
Feb. 13, 2025 — What if time is not as fixed as we thought? Imagine that instead of flowing in one direction -- from past to future -- time could flow forward or backward due to processes taking place at the quantum ...
Feb. 12, 2025 — Scientists have just detected a neutrino that is thirty times more energetic than any previously detected anywhere in the world. This exceptional discovery opens up new perspectives for understanding extreme energy phenomena in the Universe and the ...
Feb. 10, 2025 — Euclid, the European Space Agency's dark Universe detective, has made an astonishing discovery -- right in our cosmic ...
Feb. 6, 2025 — Astronomers have characterized the largest-ever early-Universe radio jet. Historically, such large radio jets have remained elusive in the distant Universe. With these observations, astronomers have valuable new insights into when the first jets ...
Latest Headlines
updated 12:56 pm ET
Feb. 14, 2025 — Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision. But their proximity also ...
Feb. 14, 2025 — As more satellites, telescopes, and other spacecraft are built to be repairable, it will take reliable trajectories for service spacecraft to reach ...
Feb. 13, 2025 — Traditional black holes, as predicted by Albert Einstein's theory of General Relativity, contain what are known as singularities, i.e. points where the laws of physics break down. Identifying how ...
Feb. 13, 2025 — Astronomers used a 3D global computer model to compare the climates of exoplanets in different stellar and orbital configurations. They found that a planet orbiting a white dwarf star would offer a ...
Feb. 14, 2025 — Humanity may not be extraordinary but rather the natural evolutionary outcome for our planet and likely others, according to a new model for how ...
Feb. 14, 2025 — A unique dataset of Type Ia Supernovae being released today could change how cosmologists measure the expansion history of the ...
Feb. 13, 2025 — New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its ...
Feb. 12, 2025 — Scientists are studying Saturn's moon Titan to assess its tidal dissipation rate, the energy lost as it orbits the ringed planet with its massive ...
Feb. 13, 2025 — Jumping workouts could help astronauts prevent the type of cartilage damage they are likely to endure during lengthy missions to Mars and the Moon, a ...
Feb. 10, 2025 — Researchers have developed a new AI algorithm, called Torque Clustering, that significantly improves how AI systems independently learn and uncover patterns in data, without human ...