Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

Years ago, astronomers started working on a comprehensive map of the Milky Way by observing it from the European Southern Observatory, an intergovernmental research organization located in Chile. The ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

The Milky Way is our home galaxy, but how well do we actually know it? As part of a NASA-funded project, a team led by Villanova University researchers has obtained a never-before-seen view of the ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Observing and studying our own galaxy, the Milky Way, can be a bit like trying to take in the view of an entire forest while standing inside it. But instead of trees obscuring the view, it's gas and ...

Never-before-seen details of the Milky Way's spiral arms have been revealed through chemical mapping. This pioneering technique, called chemical cartography, has unveiled new regions of our galaxy's ...

“This is quite a technical feat. Imagine a group photo of over three billion people and every single individual is recognizable!” said Debra Fischer, division director of Astronomical Sciences at NSF ...

From a window on the International Space Station, astronauts have captured a rare view of a nearby galaxy caught in the act ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

Using a sample of 4,700 blue horizontal-branch stars from the Sloan Digital Sky Survey, the research team showed that the oldest stars are concentrated in the central region of the galaxy, confirming ...