(PhysOrg.com) -- NASA has its sights set on asteroid exploration, which is just as tricky as it sounds. An asteroid has little gravitational force, which rules out walking on one. Anchoring to the surface is a solution, but ...
Space Exploration
May 24, 2011
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We've all looked up at night and admired the brightly shining stars. Beyond making a gorgeous spectacle, measuring that light helps us learn about matter in our galaxy, the Milky Way.
Astronomy
Feb 8, 2021
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Looking to the not-too-distant future when the European Service Module will propel European astronauts in the Orion spacecraft to the Gateway and on to the surface of the moon, scientists and engineers are eagerly exploring ...
Space Exploration
Jun 30, 2023
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Most people are familiar with optical lasers through their experience with laser pointers. But what about a laser made from sound waves?
Optics & Photonics
May 17, 2019
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(Phys.org) —NASA's first mission to sample an asteroid is moving ahead into development and testing in preparation for its launch in 2016.
Space Exploration
May 16, 2013
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What is dark matter? Even for astrophysicists, it's a question that remains unanswered. These invisible particles make up most of the matter in the universe and about a quarter of the universe as a whole. They are thought ...
Astronomy
Jul 24, 2024
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Using the Sloan Digital Sky Survey, researchers have discovered a band, or stream, of stars believed to be the remnant of an ancient star cluster slowly being ingested by the Milky Way, Earth's home galaxy.
Astronomy
Oct 25, 2012
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There are millions of asteroids floating around the solar system. With so many of them, it should be no surprise that some are weirdly configured. A recent example of one of these weird configurations was discovered when ...
Astronomy
May 23, 2024
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A new planet-hunting instrument at W. M. Keck Observatory has achieved "first light," capturing its first data from the sky and marking an exciting chapter in the search for Earth-sized planets around other stars, which are ...
Astronomy
Nov 11, 2022
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A new study on electric discharge behaviour under intense gravitational forces shows that its dynamic changes as gravity increases.
General Physics
Dec 18, 2013
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