(Phys.org)—In the galactic scheme of things, the Sun is a remarkably constant star. While some stars exhibit dramatic pulsations, wildly yo-yoing in size and brightness, and sometimes even exploding, the luminosity of ...
Space Exploration
Jan 11, 2013
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(PhysOrg.com) -- The centre of most galaxies harbours a massive black hole. Our Milky Way galaxy is one of these - the exotic object there however is reasonably calm, unlike some super-massive gravity monsters in other galaxies. ...
Astronomy
Jun 15, 2010
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(Phys.org)—Some of the biggest black holes in the Universe may actually be even bigger than previously thought, according to a study using data from NASA's Chandra X-ray Observatory.
Astronomy
Dec 18, 2012
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(PhysOrg.com) -- The hottest stars in the universe spin so fast that they get a bit squished at their poles and dimmer around their middle. The 90-year-old theory that predicts the extent of this "gravity darkening" phenomenon ...
Astronomy
Apr 18, 2011
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(PhysOrg.com) -- Supernovae are gigantic stellar explosions that can be seen across the entire universe. Type Ia supernovae are a relatively homogeneous class of stellar explosions, which researchers use as 'standard candles' ...
General Physics
Jun 30, 2010
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(PhysOrg.com) -- Black holes, one of the most amazing and bizarre predictions of Einstein's theory of gravity, are irresistible sinks for matter and energy. They are so dense that not even light can escape from their gravitational ...
Astronomy
May 27, 2011
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In just two weeks of operation in "stable beams" mode, the Large Hadron Collider (LHC) has aready reached 1380 proton bunches per beam, the maximum value set for this year. The number of bunches was increased in steps from ...
General Physics
Apr 19, 2012
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The superconducting magnets of the future are under development and CERN is on the front line. To increase the energy of circular colliders, physicists are counting on ever more powerful magnets, capable of generating magnetic ...
General Physics
Sep 22, 2017
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The Large Hadron Collider is back in business! On Friday 30 March, at 12:17 pm, protons circulated in the 27-km ring for the first time in 2018. The world's most powerful particle accelerator thus entered its seventh year ...
General Physics
Mar 30, 2018
2
137
Astrophysicists at the University of Santiago de Compostela (Spain) and the Byurakan Observatory (Armenia) have detected a star of low luminosity which within a matter of moments gave off a flare so strong that it became ...
Astronomy
Jun 14, 2013
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