Gemini Planet Imager analyzes 300 stars

Over the past four years, an instrument attached to a telescope in the Chilean Andes—known as the Gemini Planet Imager—has set its gaze on 531 stars in search of new planets. The team, led by Stanford University, is now ...

A new view of exoplanets with NASA's upcoming Webb Telescope

While we now know of thousands of exoplanets—planets around other stars—the vast majority of our knowledge is indirect. That is, scientists have not actually taken many pictures of exoplanets, and because of the limits ...

Stellar waltz with dramatic ending

Astronomers at the University of Bonn and their colleagues from Moscow have identified an unusual celestial object. It is most likely the product of the fusion of two stars that died a long time ago. After billions of years ...

Brown dwarfs are formed in the same way as sun-like stars

Astronomers have discovered a so-called proto-disc around the proto-brown dwarf Mayrit. With this discovery, they were able to confirm for the first time that this celestial body was formed in the same way as sun-like stars.

Explosions of universe's first stars spewed powerful jets

Several hundred million years after the Big Bang, the very first stars flared into the universe as massively bright accumulations of hydrogen and helium gas. Within the cores of these first stars, extreme, thermonuclear reactions ...

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