For decades, astronomers have been puzzled by the extended life-spans of extremely hot, metal-poor, blue-white stars located in globular clusters. These stars normally have a short life-span ...

Astronomershave found what they say is the strongest evidence yet that a mysterious classof stars known as "blue stragglers" are the result of stellarcannibalism. Bluestragglers are found throughout ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Unusual stars known as blue stragglers have ...

Mysterious “blue stragglers” are old stars that appear younger than they should — they burn hot and blue. Several theories have attempted to explain why they don’t show their age, but, until now, ...

For almost 50 years, astronomers have puzzled over the youthful appearance of stars known as blue stragglers. For almost 50 years, astronomers have puzzled over the youthful appearance of stars known ...

Mysterious "blue stragglers" are old stars that appear younger than they should be: they burn hot and blue. Several theories have attempted to explain why they don't show their age, but, until now, ...

Figure 1: The observed number of core blue stragglers versus the number expected from single–single collisions. Figure 3: Results of fitting the generalized model to the observed blue straggler number ...

Blue straggler stars are an astronomical mystery – they are bigger and age more slowly than stars born at the same time. It turns out these stars are created by two kinds of violent interstellar ...

Ancient star clusters hold a surprise. Bright blue stars, appearing young, have baffled astronomers for decades. Now, James Webb Space Telescope observations confirm these are 'blue stragglers'. They ...

In a letter to the journal Nature published this week, astronomers Aaron Geller and Robert Mathieu offer an explanation for the origin of blue straggler stars in a star cluster called NGC 188. Geller ...

Mysterious "blue stragglers" are old stars that appear younger than they should be: they burn hot and blue. Several theories have attempted to explain why they don't show their age, but, until now, ...