Matter is built around quarks, forming the nuclei of the atoms and molecules. While there are six types of quarks, regular matter contains only two: up quarks and down quarks. Protons contain two ups and a down, while neutrons ...
Astronomy
Dec 14, 2020
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Most known planets orbit a star. These planets, including Earth, benefit from the star's warmth and light. And it is the light emitted from these stars which makes it possible for us to see them. But there are also "invisible" ...
Astronomy
Nov 9, 2020
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This ethereal remnant of a long dead star, nestled in the belly of The Whale, bears an uneasy resemblance to a skull floating through space. Captured in astounding detail by ESO's Very Large Telescope (VLT), the eerie Skull ...
Astronomy
Oct 30, 2020
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25
When a star unleashes as much energy in a matter of days as our Sun does in several billion years, you know it's not going to remain visible for long.
Astronomy
Oct 1, 2020
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490
When stars like our sun die, all that remains is an exposed core—a white dwarf. A planet orbiting a white dwarf presents a promising opportunity to determine if life can survive the death of its star, according to Cornell ...
Astrobiology
Sep 16, 2020
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392
Thanks to a bevy of telescopes in space and on Earth—and even a pair of amateur astronomers in Arizona—a University of Wisconsin-Madison astronomer and his colleagues have discovered a Jupiter-sized planet orbiting at ...
Astronomy
Sep 16, 2020
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193
An international team of astronomers has conducted spectroscopic and photometric observations of a cataclysmic variable (CV) known as V1460 Her. Results of the study indicate that the system consists of a fast-spinning white ...
This image from the NASA/ESA Hubble Space Telescope features the spectacular galaxy NGC 2442, nicknamed the Meathook galaxy owing to its extremely asymmetrical and irregular shape.
Astronomy
Aug 21, 2020
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125
Using NASA's Kepler spacecraft, astronomers have detected a new bright transient event. After further analysis, the newly found transient source turned out to be a cataclysmic variable (CV) star. The finding is detailed in ...
The end of the universe as we know it will not come with a bang. Most stars will slowly fizzle as their temperatures fade to zero.
Astronomy
Aug 13, 2020
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