Mars has been sold as a bold escape plan, a backup world for a species that keeps testing the limits of its first one. The harder I look at the technical and ethical record, the more that dream reads ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

In a year packed full of phenomenal cometary capers, astrophotographer Dan Bartlett captured a staggering image of comet ...

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...

Proba-3 is creating artificial solar eclipses in space, giving scientists a steady new way to study the Sun’s inner corona ...

Katelyn is a writer with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...