Solar flares and coronal mass ejections (CME) are two of the most energetic processes in the solar system, showering the Earth's magnetic field with billions of tons of highly energetic plasma gas, potentially disrupting ...
Astronomy
May 10, 2023
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(Phys.org) —NASA's Cassini spacecraft has captured its first-ever image of the pale blue ice-giant planet Uranus in the distance beyond Saturn's rings.
Space Exploration
May 1, 2014
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(PhysOrg.com) -- Astronomers have discovered that two symmetrical jets shooting away from opposite sides of a blossoming star are experiencing a time delay: knots of gas and dust from one jet blast off four-and-a-half years ...
Astronomy
Apr 5, 2011
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(PhysOrg.com) -- A new star develops by accreting material from a circumstellar disk; both in turn are embedded in a much larger, more nearly spherical envelope of in-falling dust and gas. The protostar is obscured in the ...
Astronomy
Jun 22, 2011
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(PhysOrg.com) -- Most searches for planets around other stars, also known as exoplanets, focus on Sun-like stars. Those searches have proven successful, turning up more than 400 alien worlds. However, Sun-like stars aren't ...
Astronomy
Jan 6, 2010
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The Orion Nebula is a favorite among stargazers. It's a giant stellar nebula out of which, hot young stars are forming. Telescopically to the eye it appears as a gray/green haze of wonderment but cameras reveal the true glory ...
Astronomy
Nov 27, 2023
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(PhysOrg.com) -- An international team of scientists has found that giant exoplanets orbiting very close to their stars could lose a quarter of their mass during their lifetime. The team found that planets that orbit closer ...
Astronomy
Apr 21, 2009
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Nurseries for new planets, protostellar disks are oblate swathes of gas and dust that rotate about newly formed stars. The Earth and the other planets in the solar system were birthed from such a disk.
Astronomy
Nov 25, 2022
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Interviewing a spacecraft isn't something one does every day. It certainly wasn't an option back in the late 1970s, when Voyager 1 and 2 set off on a mission like no other before or since: to visit some of the most mysterious ...
Space Exploration
Oct 17, 2012
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University of Notre Dame professor of physics Peter Garnavich has research interests that cover a wide range of topics in observational astrophysics. In preparation for the Tuesday (June 5) Transit of Venus, he offers an ...
Space Exploration
May 30, 2012
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