All stars follow a particular path in their lives once they start fusing hydrogen. As they live they steadily get brighter and hotter until they turn to fusing other elements. Every star follows this exact same path…except ...
Astronomy
Jan 11, 2023
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Astronomers have discovered more than 200 distant variable stars known as RR Lyrae stars in the Milky Way's stellar halo. The most distant of these stars is more than a million light years from Earth, almost half the distance ...
Astronomy
Jan 9, 2023
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Astronomers from the Aryabhatta Research Institute of observational sciencES (ARIES) and from the Physical Research Laboratory in India report the detection of 57 variable stars in the field of the open cluster NGC 381. The ...
Using the Indian Astronomical Observatory (IAO) in Hanle, India, astronomers have observed a globular cluster known as NGC 7006. Results of the study, presented December 9 on the arXiv pre-print server, yield important insights ...
Astronomers have made the most extensive study yet of how magnetically active stars are when they are young. This gives scientists a window into how X-rays from stars like the sun, but billions of years younger, could partially ...
Astronomy
Dec 15, 2022
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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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