Trading spaces: How swapping stars create hot Jupiters
Star clusters tend to host more hot Jupiters than average, but why? A team of astronomers have proposed a new solution, and it involves a lot of swapping of stellar neighbors.
Star clusters tend to host more hot Jupiters than average, but why? A team of astronomers have proposed a new solution, and it involves a lot of swapping of stellar neighbors.
Astronomy
Dec 9, 2022
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While these two images may look dazzlingly different, they are actually pictures of the same cosmic object: NGC 1850. Although the same Hubble instrument took both images, different filters with different assigned colors ...
Astronomy
Dec 9, 2022
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In the top left corner of this starry sight, the globular cluster NGC 2031 shines brilliantly. This dense group of thousands of stars is held together in a spherical shape by its stars' mutual gravitational attraction. The ...
Astronomy
Dec 8, 2022
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Open cluster KMHK 1231 is a group of stars loosely bound by gravity. Seen in the upper right of this Hubble Space Telescope image, this cluster in the Large Magellanic Cloud is surrounded by a crimson nebula of gas and dust ...
Astronomy
Dec 7, 2022
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A twinkling group of stars dominates the center of this image. NGC 2002 is an open star cluster that resides roughly 160,000 light-years away from Earth in the Large Magellanic Cloud, a satellite galaxy of our Milky Way containing ...
Astronomy
Dec 6, 2022
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Since 2015, the LIGO-Virgo-KAGRA Collaboration have detected about 85 pairs of black holes crashing into each other. We now know that Einstein was right: gravitational waves are generated by these systems as they inspiral ...
Astronomy
Dec 5, 2022
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Against a backdrop littered with tiny pinpricks of light glint a few, brighter stars. This whole collection is NGC 1858, an open star cluster in the northwest region of the Large Magellanic Cloud, a satellite galaxy of our ...
Astronomy
Dec 5, 2022
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Looking like a glittering swarm of buzzing bees, the stars of globular cluster NGC 6440 shine brightly in this NASA Hubble Space Telescope image. The cluster is located some 28,000 light-years away in the constellation Sagittarius, ...
Astronomy
Dec 1, 2022
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This glittering group of stars, shining through the darkness like sparks left behind by a firework, is NGC 2660 in the constellation Vela, best viewed in the southern sky. NGC 2660 is an open cluster, a type of star cluster ...
Astronomy
Nov 29, 2022
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This glittering gathering of stars is Pismis 26, a globular star cluster located about 23,000 light-years away. Many thousands of stars gleam brightly against the black backdrop of the image, with some brighter red and blue ...
Astronomy
Nov 28, 2022
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