Image: Hubble eyes an emitting galaxy
For this image, the NASA/ESA Hubble Space Telescope turned its powerful eye toward an emission-line galaxy called NGC 3749.
Astronomy
Nov 22, 2019
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Page 9 - News tagged with active star
How to see the best meteor showers of the year: Tools, tips and 'save the dates'
There are several major meteor showers to enjoy every year at various times, with some more active than others. For example, April's Lyrids are expected to produce about 15 meteors an hour at their peak for observers viewing ...
Space Exploration
Nov 17, 2010
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Pulverized planet dust might lie around double stars
(PhysOrg.com) -- Tight double-star systems might not be the best places for life to spring up, according to a new study using data from NASA's Spitzer Space Telescope. The infrared observatory spotted a surprisingly large ...
Astronomy
Aug 23, 2010
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Team analyzes interactions between black hole-dominated galactic nucleus and surrounding star-forming regions
First in line to receive data transmissions from the James Webb Space Telescope, a team of astronomers at the University of California, Irvine and other institutions is using the unprecedentedly clear observations to reveal ...
Astronomy
Nov 14, 2022
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How star formation is 'quenched' in galaxies
Galaxies die quickly—that is the conclusion of a new study that examines the mechanism that switches galaxies from an active star-forming phase to one of quiescence.
Astronomy
Oct 29, 2020
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Surveying the X-ray Sky
(PhysOrg.com) -- Astronomers have only modest laboratories to probe the mysteries of the cosmos. Mostly they have to rely on meticulous and clever observations of remote phenomena.
Astronomy
Jan 11, 2010
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Looking at the universe through very different 'eyes'
We are bathed in starlight. During the day we see the Sun, light reflected off the surface of the Earth and blue sunlight scattered by the air. At night we see the stars, as well as sunlight reflected off the Moon and the ...
Astronomy
Jan 22, 2018
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Distant star's sound waves reveal cycle similar to the Sun's
In a bid to unlock longstanding mysteries of the Sun, including the impacts on Earth of its 11-year cycle, an international team of scientists has successfully probed a distant star. By monitoring the star's sound waves, ...
Astronomy
Aug 26, 2010
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Magnetic fields implicated in the mysterious midlife crisis of stars
Middle-aged stars can experience their own kind of midlife crisis, experiencing dramatic breaks in their activity and rotation rates at about the same age as our Sun, according to new research published today in Monthly Notices ...
Astronomy
Jul 28, 2021
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Researchers find evidence for periodic disk instabilities in the massive nucleus of galaxy NGC 4258
An international research team led by Willem Adrianus Baan from the star formation and evolution research group of the Xinjiang Astronomical Observatory (XAO) of the Chinese Academy of Sciences (CAS) has found evidence for ...
Astronomy
Jul 1, 2022
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