Scifi movies are sometimes criticized when explosions in the void make noise. As the old saying goes, "in space, no one can hear you scream." Without air there is no sound.
Space Exploration
Nov 4, 2013
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This beautiful clump of glowing gas, dark dust and glittering stars is the spiral galaxy NGC 4248, located about 24 million light-years away in the constellation of Canes Venatici (The Hunting Dogs).
Astronomy
Jul 28, 2017
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(Phys.org) —An international team of astronomers has made a measurement of a distant neutron star that is one million times more precise than the previous world's best.
Astronomy
May 6, 2014
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Using ESA's Herschel telescope a team of Chinese researchers has performed analysis of the interstellar medium in the early-type galaxy NGC 3665. The study offers insights into physical properties of the matter between its ...
Researchers from the University of Arizona have detected organic molecules in planetary nebulae, the aftermaths of dying stars, and in the far reaches of the Milky Way, which have been deemed too cold and too removed from ...
Astronomy
Jun 8, 2021
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(PhysOrg.com) -- The space between the stars in the Milky Way and all other galaxies is full of dust and gas, the raw materials from which stars and planets are made.
Astronomy
Oct 5, 2011
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Globular clusters offer some of the most spectacular sights in the night sky. These ornate spheres contain hundreds of thousands of stars, and reside in the outskirts of galaxies. The Milky Way contains over 150 such clusters—and ...
Astronomy
Oct 31, 2016
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Deep in space between distant stars, space is not empty. Instead, there drifts vast clouds of neutral atoms and molecules, as well as charged plasma particles called the interstellar medium—that may, over millions of years, ...
Space Exploration
Jun 23, 2017
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(Phys.org) —Supernova remnants (SNRs) play a vital role in the lifecycle of dust in the interstellar medium. As shockwaves from supernovae sweep up interstellar material, they heat the gas and dust, and destroy a significant ...
Astronomy
Jun 27, 2014
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The answer to "How did the first organisms on Earth incorporate the critical element phosphorus?" has been a quandary for researchers, but, University of Hawaiʻi at Mānoa physical chemists believe a meteoric visitor could ...
Earth Sciences
Aug 12, 2019
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