单词 | Supernova |
例句 | 1. A supernova sprays space with many different elements. 2. The chances of a planet surviving a supernova always looked terribly slim. 3. At least one supernova occurs per decade in our galaxy. 4. Another theory suggests that a supernova explosion occurred, destroying the companion sun and scattering its material toward our Sun. 5. These are colossal outbursts: at its peak a supernova may become at least fifteen million times as luminous as the Sun. 6. By distorting them, supernova explosions may lead to the shredding of otherwise stable clouds by the tidal field of the nucleus. 7. Some of the supernova debris has recently been found in meteorites. 8. SuperNova 3.1 includes new database interfaces and Unix System Labs' Tuxedo transaction processing monitor. 9. The supernova explosion disrupts the binary. 10. The supernova is located 163,000 light - years away in the Large Magellanic Cloud. 11. Most scientists agree a Type 1a supernova occurs when a white dwarf star -- a collapsed remnant of an elderly star -- exceeds its weight limit, becomes unstable and explodes. 12. A supernova is the last stage of stellar evolution, and is a violent astrophysical phenomena. 13. Since Johannes Kepler's supernova was spotted in 1604, astronomershaven't witnessed one in our own galaxy. 14. OK, then find, the rings of Supernova 1987A, the Eskimo Nebula, the Crab Nebula, Thor's Helmut, the Carhwheel Galaxy, and the Ant Nebula. 15. The supernova was named after the famous astronomer Tycho Brahe, who was one of the people who observed and recorded the supernova when it first appeared in the sky in November 1572. 16. A centuries-old supernova remnant, its rose-tinted shock wave blasting outward at more than 11 million miles an hour, hangs in the Large Magellanic Cloud like an iridescent holiday ornament. 17. The faint-object camera has also been looking at the remnants of the supernova which excited astronomers in 1987. 17. try its best to gather and make good sentences. 18. Scientists are concerned that a special event, such as a sunspot or supernova might occur during this long period of communications blackout. 19. Modern detectors which should be capable of detecting the gravitational waves from a supernova collapse in our Galaxy are described. 20. So far, no one has found a possible candidate for the supernova that might have represented the Star of Bethlehem. 21. Susan Storm: Johnny , you were at 4,000 Kelvin . Any hotter, and you are approaching supernova. 22. Three of these four objects have possible, but unproved, associations with young supernova remnants. 23. These sources are generally viewed in projection against radio nebulae representing the remnants of supernova outbursts. 24. By 2011 debris in the center of the ring, which is about a light-year in diameter, was blazing more intensely as the supernova entered a new stage of stellar demise. 25. The red circle in the upper left part of this image is SN 1572, often called "Tycho's Supernova" for Renaissance astronomer Tycho Brahe. 26. Because in the roiling cauldron of activity that galaxy formation, some stars go supernova. 27. It should also help to determine whether most of the dust in the supernova remnant came from the massive star before it exploded, or from the rapidly expanding supernova ejecta. 28. Energy radiation produced by mass defect can be used to explain some astronomical astronomical phenomena such as the eruption of supernova. 29. A needle dust as the model of the intergalactic dust is emploied, which is used to explain the reason why the supernova light tracks intergalactic space do not redden obviously. 30. Does a red giant wake up one morning and suddenly just decide to go supernova? 1. A supernova sprays space with many different elements. 31. Since massive stars live fast and die young, it is not so surprising that the cosmic Tarantula also lies near the site of the closest recent supernova. 32. SN 185 was a supernova which appeared in the year 185, near the direction of Alpha Centauri, between the constellations Circinus and Centaurus. 33. Now known as Kepler's supernova remnant, this object was first seen 400 years ago by sky watchers, including famous astronomer Johannes Kepler. 34. These huge stars live fast and die young, burning through their hydrogen fuel quickly and ultimately ending their lives in supernova explosions. 35. Dr. Peter Sutherland , a Professor at McMaster University's Department of Physics and Astronomy, explores what would happen if a nearby star were to go supernova. 36. The supernova remnant lies about 1400 light - years away towards the constellation of Cygnus. 37. The supernova produced a bright new star in early 17th century skies within the constellation Ophiuchus . 38. Supernova explosions release tremendous amounts of radio radiation, x-radiation and cosmic rays,[] as well as other elements. 39. The Crab Nebula, one of the most-studied celestial objects, is the remnant of a supernova that was observed by Chinese astronomers in 1054. 40. Data from the Chandra observation show that the central ten-million-degree Celsius cloud is the remains of a supernova explosion that destroyed a white dwarf star. 41. Actinides are synthesized very quickly in such environments as supernova explosions. 42. BLOCK: That's 10-year-old Kathryn Aurora Gray of Fredericton, New Brunswick, the youngest person ever to discover a supernova. 43. The recent star formation itself was likely triggered by winds and supernova explosions, from previous generations of massive stars, that swept up and compressed the molecular gas. 44. Shadow-casting Supernova Supernovas are exploding stars that often briefly outshine entire galaxies. 45. Shortly after, the shock wave pierces the star's surface, blasting it apart and strewing its luminous debris across light-years of space. (See related images of supernova remnants. 45. is a online sentence dictionary, on which you can find good sentences for a large number of words. 46. In 1987, the brightest supernova in recent history occurred in the Large Magellanic Clouds. 47. About a light-year across, the ring material itself was likely shed by the star about 20,000 years before it went supernova, according to HubbleSite. 48. Dr Mark Sullivan, the astrophysicist leading the Oxford team examining the supernova, said: "This is accessible to anyone with a decent pair of binoculars. 49. The rapid formation of planets at the galaxy's core would 'outweigh' the negative effects of repeated supernova explosions - providing a haven for life, say researchers. 50. Identified as E0102-72, the supernova remnant lies about 190,000 light-years away in our neighboring galaxy, the Small Magellanic Cloud. 51. The Crab Nebula, the result of a supernova seen in 1054 AD, is filled with mysterious filaments. 52. Like its cousin in astrophysical waters the Crab Nebula supernova remnant, IC 443 is known to harbor a neutron star, the remnant of the collapsed stellar core. 53. The girl from the Canadian province of New Brunswick is the youngest person ever to discover a supernova, an exploding star. 54. The brightest supernova in 400 years resembles a cosmic string of pearls. 55. Wouldn't it have been more likely to supernova then, before the companion became a WD? |
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