Dr. JIAO Chengliang from Yunnan Observatories of the Chinese Academy of Sciences, collaborating with Prof. XUE Li's group from Xiamen University, performed three-dimensional (3-D) simulations of the accretion flow in the ...
Astronomy
Jan 4, 2021
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A top goal in cosmology is to precisely measure the total amount of matter in the universe, a daunting exercise for even the most mathematically proficient. A team led by scientists at the University of California, Riverside, ...
Astronomy
Sep 28, 2020
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One-hundred million light years away from Earth, an unusual supernova is exploding.
Astronomy
Sep 10, 2020
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Astronomers have used NASA's Chandra X-ray Observatory to record material blasting away from the site of an exploded star at speeds faster than 20 million miles per hour. This is about 25,000 times faster than the speed of ...
Astronomy
Aug 19, 2020
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5845
For only the second time ever, astrophysicists have spotted a spectacular flash of ultraviolet (UV) light accompanying a white dwarf explosion.
Astronomy
Jul 23, 2020
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365
An exploding white dwarf star blasted itself out of its orbit with another star in a "partial supernova" and is now hurtling across our galaxy, according to a new study from the University of Warwick.
Astronomy
Jul 14, 2020
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Swedish and Japanese researchers have, after ten years, found an explanation to the peculiar emission lines seen in one of the brightest supernovae ever observed—SN 2006gy. At the same time they found an explanation for ...
Astronomy
Jan 23, 2020
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1350
The Berkeley Supernova Ia Program (BSNIP) has released a dataset containing over 600 spectra of 242 Type Ia supernovae (SNe Ia). The new data release, available for astronomers worldwide, was presented in a paper published ...
The most direct and strongest evidence for the accelerating universe with dark energy is provided by the distance measurements using type Ia supernovae (SN Ia) for the galaxies at high redshift. This result is based on the ...
Astronomy
Jan 6, 2020
111
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An international team of astronomers has conducted follow-up photometric and spectroscopic observations of SN 2017cfd—a Type Ia supernova that was discovered some 38 hours after the fitted first-light time. Results of the ...
