Older stars tend to have fewer of these elements, because they were born at a time before the galaxy had become enriched with them. Going by its temperature and brightness, HD 65907 is relatively ...

Scientists used NASA’s James Webb Space Telescope to examine select star-forming areas in the Extreme Outer Galaxy in near- and mid-infrared light. Within this star-forming region, known as ...

This illustration shows the Milky Way galaxy's inner and outer halos ... there’s hardly any space between the two galaxies.” What is a “RR Lyrae” star? Consider this: not all stars ...

NASA’s Hubble Space Telescope Discovers a Cosmic Bullseye, Found to Be a Galaxy With Star-Filled Rings Astronomers observed a unique image of a galactic collision between galaxies which created a ...