Astronomers have discovered how "forever young" stars stay blue and bright despite being almost as old as the universe.

"This is something we've never seen in stars that are analogs of stars in the early universe." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Today’s observatories document every pulse and flash in the sky each night. To understand how the cosmos has changed over longer periods, scientists rely on a more tactile technology.

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

From degeneracy to galactic archaeology, white dwarfs are helping scientists make sense of some of the universe's burning ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

Right now, somewhere above our heads, missions are being planned that could redefine humanity's place in space. The decisions ...

New data from NASA’s James Webb Space Telescope shows where crystalline silicates form around young stars and how disk outflows transport them to colder, outer regions.

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, opening a new window into how exploding stars shape the cosmos. Focusing on ...

Add Yahoo as a preferred source to see more of our stories on Google. A group of about 1,000 stars known as the beehive cluster is swarming a sky near you. Stargazers who look up in January may be ...

Webb data explains how heat-formed crystal minerals end up in icy comets by tracking their journey around a young, actively forming star.

Star formation can feel like a distant, abstract concept, until you see it mapped across a landscape of gas and dust. A recent image from the Hubble Space Telescope looks at the the N159 star-forming ...