Reference Terms
from Wikipedia, the free encyclopedia
Satellite
A satellite is any object that orbits another object (which is known as its primary).
Note: The above text is excerpted from the Wikipedia article "Satellite", which has been released under the GNU Free Documentation License.
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Space & Time News
September 11, 2024
Sep. 11, 2024 — Astronomers have captured images of a star other than the Sun in enough detail to track the motion of bubbling gas on its surface. The images of the star, R Doradus, were obtained in July and August 2023. They show giant, hot bubbles of gas, 75 ...
Aug. 29, 2024 — Astronomers have spotted a pair of galaxies in the act of merging 12.8 billion years ago. The characteristics of these galaxies indicate that the merger will form a monster galaxy, one of the brightest types of objects in the ...
Aug. 28, 2024 — Supermassive black holes typically take billions of years to form. But the James Webb Space Telescope is finding them not that long after the Big Bang -- before they should have had time to form. ...
Aug. 27, 2024 — The James Webb Space Telescope has spotted six likely rogue worlds -- objects with planet-like masses but untethered from any star's gravity -- including the lightest ever identified with a dusty disk around it. The elusive objects offer new ...
Latest Headlines
updated 12:56 pm ET
Sep. 11, 2024 — Astronomers have achieved a major breakthrough in solar physics by successfully producing detailed maps of the Sun's coronal magnetic fields. This milestone promises to enhance our understanding of ...
Sep. 6, 2024 — An AI-powered tool can distinguish dark matter's elusive effects from other cosmic phenomena, which could bring us closer to unlocking the secrets of dark ...
Sep. 9, 2024 — In a new study, astronomers report novel evidence regarding the limits of planet formation, finding that after a certain point, planets larger than Earth have difficulty forming near low-metallicity ...
Sep. 6, 2024 — What is the shortest route to the next stop or the agreed meeting point? Global positioning systems (GPS) have become a routine part of everyday life for most people. Until now, however, the minimum ...
Sep. 5, 2024 — Drought is a widespread concern in the Western U.S., and water managers across the region are developing groundwater management plans to conserve the essential resource. Groundwater is often pumped ...
Sep. 6, 2024 — A team models the atmospheres of distant planets using neural ...
Sep. 6, 2024 — Researchers have discovered compelling evidence suggesting that the supermassive black hole at the center of our Milky Way galaxy, known as ...
Sep. 5, 2024 — A better understanding of the inner workings of neutron stars will lead to a greater knowledge of the dynamics that underpin the workings of the universe and also could help drive future technology. ...
Sep. 5, 2024 — A research team has discovered a small planet that displays peculiar orbital motion. The shimmying planet, located 455 light-years from Earth, shows ...
Sep. 4, 2024 — It's 7 billion years ago, and the universe's heyday of star formation is beginning to slow. What might our Milky Way galaxy have looked like at that time? Astronomers have found clues in the form of ...