Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. On a clear, moonless night, you might be able to see thousands of ...

Stellar color is primarily determined by the star's surface temperature; hotter stars emit more blue light, while cooler stars emit more red light, mirroring the behavior of a propane flame. Stars are ...

Galaxies like our Milky Way grew through cascading mergers of smaller galaxies that began billions of years ago. The ancient ...

Rarest Stars in the Universe: Stars come in many forms, but some types are so rare that only a handful exist in our galaxy. For example, O-type stars account for just 0.00003% of the stars near the ...

One of the best places to study stars is inside “open clusters”, which are groups of stars that formed together from the same material and are bound together through gravity. Open clusters act as ...

A stellar nursery filled with hundreds of blistering-hot and massive newborn stars is captured in two new images by the James Webb Space Telescope, which showcase the uniquely dense region of outer ...

(CNN) - A decade-long survey of the night sky has revealed a mysterious new type of star astronomers are referring to as an “old smoker.” These previously hidden stellar objects are aging, giant stars ...

Astronomers have used a new type of extreme supernova in which a massive star was stripped right "down to the bone" to better understand the process of stellar life and death. When other massive stars ...