Reference Terms
from Wikipedia, the free encyclopedia
Geomagnetic storm
A geomagnetic storm is a temporary disturbance of the Earth's magnetosphere.
Note: The above text is excerpted from the Wikipedia article "Geomagnetic storm", which has been released under the GNU Free Documentation License.
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March 2, 2025
Feb. 25, 2025 — A new study shows a water-rich mineral could explain the planet's color -- and hint at its wetter, more habitable ...
Feb. 24, 2025 — Mars may have once been home to sun-soaked, sandy beaches with gentle, lapping waves according to a new ...
'Out of Science Fiction': First 3D Observations of an Exoplanet's Atmosphere Reveal a Unique Climate
Feb. 18, 2025 — Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...
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 ...
Latest Headlines
updated 12:56 pm ET
Feb. 27, 2025 — Scientists are designing a satellite and instruments capable of detecting space debris as small as 1 centimeter, less than one-half inch. Debris that small, which cannot currently be detected from ...
Feb. 28, 2025 — Physicists provide a viable and testable explanation for how UHECRs are ...
Feb. 27, 2025 — Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full Moon. What backyard observers don't ...
Feb. 25, 2025 — On Wednesday 26 February, a thermal imaging camera blasted off to the Moon as part of NASA's Lunar Trailblazer mission. This aims to map sources of water on the Moon to shed light on the lunar water ...
Feb. 27, 2025 — How do rogue planetary-mass objects -- celestial bodies with masses between stars and planets -- form? An international team of astronomers has used advanced simulations to show that these enigmatic ...
Feb. 27, 2025 — Astronauts often experience immune dysfunction, skin rashes, and other inflammatory conditions while traveling in space. A new study suggests that ...
Feb. 27, 2025 — Recent advances in astronomical observations have found a significant number of extrasolar planets that can sustain surface water, and the search for extraterrestrial life on such planets is gaining ...
Feb. 26, 2025 — Researchers are looking underfoot to uncover the mysterious past of Mars: Martian regoliths in the soil. Their water storage capabilities may help us understand the change in water on Mars over ...
Feb. 25, 2025 — New observations of 2024 YR4 conducted with the European Southern Observatory's Very Large Telescope (ESO's VLT) and facilities around the world have all but ruled out an impact of the asteroid with ...
Feb. 25, 2025 — Using the James Webb Space Telescope, astronomers investigate the extreme weather patterns and atmospheric properties of exoplanet LTT 9779 b. New JWST observations with NIRISS reveal a dynamic ...