영어에서 Supernovae 을 사용하는 예와 한국어로 번역
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Near-Earth supernovae.
Type IIn supernovae are not listed in the table.
Core-collapse supernovae.
Type Ia supernovae are produced from white dwarf stars in binary systems and occur in all galaxy types.
Pair instability supernovae.
Some of the most distant supernovae observed in 2003, appeared dimmer than expected.
Main article: Type Ib and Ic supernovae.
Several supernovae have also been spotted in NGC 4490 over the past few decades, including SN 1982F and SN 2008ax.
There is no formal sub-classification for the non-standard Type La supernovae.
New Pu-244 should have come from supernovae since earth's birth.
Toward the end of the 20th century astronomers increasingly turned to computer-controlled telescopes and CCDs for hunting supernovae.
Atom Smashers Shed Light on Supernovae, Big Bang.
From sea stars to supernovae, our focus on hands-on learning allows our students and expert faculty to discover the world together.
O-class stars are short-lived, and will expire as supernovae after roughly one million years.
Supernovae tend to enrich the surrounding interstellar medium with elements other than hydrogen and helium, which usually astronomers refer to as"metals".
Initial asymmetries have also been confirmed in Type La supernovae through observation.
Core collapse supernovae are only found in galaxies undergoing current or very recent star formation, since they result from short-lived massive stars.
Astronomers can apply to use DD time at any time of year, and it is typically awarded for study of unexpected transient phenomena such as supernovae.[111].
Most scientific interest in supernovae- as standard candles for measuring distance, for example- require an observation of their peak luminosity.
Standard candle isn't: PhysOrg reported the possibility that gravitational lenses could make Type 1a supernovae, the leading cosmic distance indicators, much brighter than they are.
Such supernovae typically need about 1 billion years to happen, which puts a serious constraint on any scenarios of how the first stars formed.
A UH Hilo educationis designed for discovery; from sea stars to supernovae, our focus on hands-on learning allows our students and expert faculty to discover the world together.
Such supernovae typically need about 1 billion years to happen, which puts a serious constraint on any scenarios of how the first stars formed.
From asteroids capable of destroying entire species, to gamma-ray bursts and supernovae that could exterminate life on Earth, outer space has no shortage of forces that could wreak havoc on our tiny planet.
Because these supernovae arise from dim, common white dwarf stars in binary systems, it is likely that a supernova that can affect the Earth will occur unpredictably and in a star system that is not well studied.
Iron-60 enrichment was later reported in deep-sea rock of the Pacific Ocean.[104][105][106] In 2009, elevated levels of nitrate ions werefound in Antarctic ice, which coincided with the 1006 and 1054 supernovae.
The first 26 supernovae of the year are designated with a capital letter from A to Z. Afterward pairs of lower-case letters are used: aa, ab, and so on.
In stars with fewer than eight solar masses, the carbon produced by helium fusion does not fuse, and the star gradually cools to become a white dwarf. [3][4]White dwarf stars, if they have a near companion, may then become Type Ia supernovae.
This object fills in a gap between GRBs and other supernovae of this type, showing us that a wide range of activity is possible in such blasts," he added.
Abnormally bright Type Ia supernovae are expected when the white dwarf already has a mass higher than the Chandrasekhar limit,[72] possibly enhanced further by asymmetry,[73] but the ejected material will have less than normal kinetic energy.