Reference Terms
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Space elevator
A space elevator is a theoretical structure designed to transport material from a planet's surface into space.
Note: The above text is excerpted from the Wikipedia article "Space elevator", which has been released under the GNU Free Documentation License.
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Space & Time News
May 1, 2024
May 1, 2024 — A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that the sediments were formed in a river, delta, or near the ...
Apr. 30, 2024 — Researchers have successfully used NASA's James Webb Space Telescope to map the weather on the hot gas-giant exoplanet WASP-43 ...
Apr. 16, 2024 — Astronomers have identified the most massive stellar black hole yet discovered in the Milky Way galaxy. This black hole was spotted in data from the European Space Agency's Gaia mission because it imposes an odd 'wobbling' motion on the companion ...
Apr. 15, 2024 — The mystery of how Pluto got a giant heart-shaped feature on its surface has finally been solved by an international team of astrophysicists. The team is the first to successfully reproduce the unusual shape with numerical simulations, attributing ...
Latest Headlines
updated 12:56 pm ET
May 1, 2024 — Researchers have discovered a potential 'cosmic glitch' in the universe's gravity, explaining its strange behavior on a cosmic ...
Apr. 30, 2024 — NASA's James Webb Space Telescope has captured the sharpest infrared images to date of a zoomed-in portion of one of the most distinctive objects in our skies, the Horsehead Nebula. These ...
Apr. 29, 2024 — Astronomers have confirmed that differences in binary stars' composition can originate from chemical variations in the cloud of stellar material from which they formed. The results help explain why ...
Apr. 29, 2024 — Samples reveal evidence of changes experienced by the surface of asteroid Ryugu, some probably due to micrometeoroid ...
Apr. 26, 2024 — Researchers co-led a study that will improve the detection of gravitational waves--ripples in space and ...
Apr. 23, 2024 — Astrophysicists have made a significant step toward solving the last puzzle in magnetohydrodynamic turbulence theory by observing the weak to strong ...
Apr. 24, 2024 — A new study has recovered a 3.7-billion-year-old record of Earth's magnetic field, and found that it appears remarkably similar to the field surrounding Earth ...
Apr. 24, 2024 — While ESA's satellite INTEGRAL was observing the sky, it spotted a burst of gamma-rays -- high-energy photons -- coming from the nearby galaxy M82. Only a few hours later, ESA's XMM-Newton X-ray ...
Apr. 22, 2024 — Despite surface temperatures hot enough to melt lead, lava-spewing volcanoes, and puffy clouds of sulfuric acid, uninhabitable Venus offers vital lessons about the potential for life on other ...
Apr. 22, 2024 — Astronomers have produced the first high-resolution map of a massive explosion in a nearby galaxy, providing important clues on how the space between galaxies is polluted with chemical ...