Galaxies shine in a rainbow of emissions from gas, dust, and stars. Each of these building blocks emits light at specific ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

A - Clusters bright blue stars embedded within the galaxy, background galaxies seen much farther away, and photobombing by a couple bright foreground stars that are actually inside our Milky Way ...

New research led by Dr. James De Buizer at the SETI Institute and Dr. Wanggi Lim at IPAC at Caltech revealed surprising results about the rate at which high-mass stars form in the galactic center of ...

This is the conclusion of a study by researchers from China, who said such a presence could explain the mysterious nature of rapidly moving stars in our galaxy's halo. "Hypervelocity stars ...

Ancient galaxy: Galaxy SPT0615-JD, imaged by the Hubble Space Telescope as it existed 13.3 billion years ago, may contain some of the first generation of stars that formed in the universe.

The universe is around 13.8 billion years old, so the presence of 13 billion-year-old stars in our galaxy's thin disk means that the disk must have formed in the first billion years following the ...

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them can offer a rare glimpse into how stars can endure — at least briefly ...

This portrait from the NASA/ESA Hubble Space Telescope puts the nearby galaxy NGC 4449 in the spotlight. The galaxy is ...

After surveying 5 million stars throughout our galaxy, researchers identified seven that may host Dyson spheres: super-advanced alien megastructures. Business Insider Subscribe Newsletters ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...

“We were very excited.” The discovery has the potential to shed light on the oldest — and some of the fastest — stars in our galaxy, known as halo stars. “One of the ways we find old ...