The James Webb Space Telescope (JWST) has captured a breathtaking image of Westerlund 1, the largest super star cluster in ...

Astronomically speaking, Westerlund 1 is very young with an estimated age of between 3.5 million and five million years.

The extraordinary photo reveals countless celestial bodies that shine like precious stones. ...

This artist's impression shows the magnetar in the very rich and young star cluster Westerlund 1. This remarkable cluster contains hundreds of very massive stars, some shining with a brilliance of ...

JWST looked at the star cluster Westerlund 1 to sort out its different types of stars and help astronomers understand its evolution. Here's Westerlund 1 in all its glory. This dense cluster of ...

NASA’s exploration of nebulas, including unique structures like the ’eye’ star and Westerlund 1, provides insights into star ...

One of the latest images it has taken is of a "super star cluster" called Westerlund 1, and it shows an abundant collection of heavenly bodies, shining brightly like gemstones. Super star clusters ...

Among the handful of Galactic starburst clusters, Westerlund 1 with its estimated 150 O-stars, W-R stars, supergiants and hypergiants is the most massive young cluster identified to date in the ...

It is these “stellar mass seeds” of black holes that would need to grow up too fast. Westerlund 1 is the biggest and closest. The alternative is that they could form from “heavy seeds ...