| 单词 | white dwarf star |
| 例句 | Image: A ring of glowing remains of the first-ever recorded supernova, a white dwarf star that exploded more than 1800 years ago. Blast from the Past! 2023-03-21T04:00:00Z Novas are stellar explosions that can happen when a red giant pours fuel onto a companion white dwarf star. Astronomers Just Saw a Star Eat a Planet for the First Time 2023-05-03T04:00:00Z A white dwarf star might make the most impressive engagement present you could ever see, although any attempt to mine the diamond-like material inside would crush an ardent lover instantly! Astronomy 2016-10-13T00:00:00Z In sifting through this data, the researchers discovered a brief flash of light from a white dwarf star. A supernova in miniature: Bizarre "micronovas" are exploding in small stars, astronomers say 2022-04-25T04:00:00Z After accreting its neighbors' matter for years, the dead white dwarf star may spontaneously start fusion up again, which often triggers a supernova. The discovery of a new type of supernova explains a stellar explosion from A.D. 1054 2021-06-29T04:00:00Z The star, known as WDJ0551+4135, is believed to be the first massive white dwarf star comprised of two white dwarfs. Massive white dwarf star 150 light-years away doesn't 'make any sense,' experts say 2020-03-03T05:00:00Z The death dance of a white dwarf star and a pulsar reveal relativistic frame dragging — also known as the Lense-Thirring effect — in which a fast-spinning object distorts the fabric of space-time around it. Daily briefing: Genetically engineered gut microbes can protect honey bees 2020-01-30T05:00:00Z What observations or types of telescopes would you use to distinguish a binary system that includes a main-sequence star and a white dwarf star from one containing a main-sequence star and a neutron star? Astronomy 2016-10-13T00:00:00Z According to NASA, the star system, which consists of a white dwarf star and its much smaller brown dwarf companion, was seen brightening by a factor of 1,600 over less than a day. 'Vampire' star spotted by NASA’s planet-hunting Kepler space telescope 2020-01-27T05:00:00Z An alternative explanation suggests that the Cow came from a tidal disruption event — the dazzling destruction of a white dwarf star that passed too close to an incredibly massive black hole. Scientists had never seen anything like this supernova. Could it be a newborn black hole? 2019-01-11T05:00:00Z The first type of supernova happens when a white dwarf star made from carbon and oxygen attracts material from another star that it orbits. 'Zombie star' amazes astronomers by surviving multiple supernovae 2017-11-08T05:00:00Z During a nova, a white dwarf star sucks in hydrogen from a neighboring star, sheathing itself in a layer of stolen gas. Astronomers discover an ancient exploding star after a 30-year search 2017-08-30T04:00:00Z “You get a giant fusion bomb, a hydrogen bomb going off on top of this white dwarf star,” Dr. Shara said. Casting Light on Mystery of a Star That Vanished After 14 Days 2017-08-30T04:00:00Z In 2014, a group of astronomers using NASA’s Hubble Space Telescope spotted a rare type of microlensing, when a dense white dwarf star passed in front of another star thousands of light-years away. Astronomers saw one star warp another’s light in a way that Einstein thought we’d never see 2017-06-07T04:00:00Z In some cases, it may be able to support itself as a white dwarf star. Stephen Hawking’s Reith lecture: Annotated transcript - BBC News 2016-01-26T05:00:00Z Artist’s impression of a rocky and water-rich asteroid being torn apart by the strong gravity of the white dwarf star. Water Oceans Likely To Be Ubiquitous, Say Astronomers 2015-05-07T04:00:00Z Some observations of Regulus suggest the object is not just one star, but two—that in fact a hidden white dwarf star orbits Regulus in a close binary system. Clouds Threaten Rare Chance to See Star `Wink' Over New York 2014-03-19T18:24:52Z The new images show the ring wrapped around a football-shaped cloud of glowing helium, fueled by radiation from a white dwarf star in the middle. The Week: 3-D Help for Breathing, Vanishing Amphibians and More 2013-05-27T20:13:47Z Ia supernovae occur in binary systems where a white dwarf star orbits a companion star. The Countdown, Episode 19 - Voyager Hokey Pokey, Mini-Supernovae, Mercury Meteorite?, Planck's Map, Birth of Massive Stars 2013-04-06T00:15:03.040Z The first of the two main flavors, Type Ia supernovas, happen after a white dwarf star dies from siphoning off too much mass from a companion star. First Mini-Supernovas Discovered 2013-03-27T16:15:00.877Z These new models of failed supernovae demonstrate how both normal brightness and extremely dim supernovae are generated from the same basic picture of a nuclear-burning white dwarf star, he added. When A Supernova ... Fizzles 2012-11-20T16:05:37Z The white dwarf star at the center of this planetary nebula may be accompanied by a second-generation world, formed from the debris of the dying star's original planets. Earth's Ultimate Destruction—And Possible Reincarnation 2011-09-16T22:00:33Z It may be the remains of a carbon-rich white dwarf star. Diamond World Discovered By Astronomers 2011-08-25T18:15:00.233Z Through a punched-out sliver of ceiling, the scope pointed into a slice of sky at the Sirius white dwarf star, the only bright point in a foggy, city-bright horizon. | A Night to Peer at the Heavens 2011-03-26T05:42:15Z Smith will lose his temper and implode inward like a white dwarf star. Week 5 N.F.L. Matchups 2010-10-08T11:30:00Z They were falling into a white dwarf star, could see everything visible during such an unheard-of journey, and would live to remember what they had seen! Skylark Three |
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