Shining (star)light on the search for life

In the hunt for life on other worlds, astronomers scour over planets that are light-years away. They need ways to identify life from afar—but what counts as good evidence?

Satellite shows Tropical Storm Flossie holding up

Satellite imagery showed that Tropical Storm Flossie's structure didn't change much overnight from July 31 to August 1. NOAA's GOES-West satellite provided a view of the storm early on Aug. 1.

NASA delivers hardware for ESA dark energy mission

The European Space Agency's Euclid mission, set to launch in 2022, will investigate two of the biggest mysteries in modern astronomy: dark matter and dark energy. A team of NASA engineers recently delivered critical hardware ...

Chandra X-ray observatory celebrates its 20th anniversary

On July 23, 1999, the Space Shuttle Columbia blasted off from the Kennedy Space Center carrying the Chandra X-ray Observatory. In the two decades that have passed, Chandra's powerful and unique X-ray eyes have contributed ...

50 years ago, humanity's first steps on another world

Fifty years ago on Saturday, American astronauts Neil Armstrong and Buzz Aldrin became the first humans in history to set foot on the Moon, an event watched on television by half a billion people.

NASA's Webb Telescope shines with American ingenuity

To send humans to the Moon 50 years ago, an entire nation rose to the challenge. Surmounting countless hurdles, inventing new technologies while staring into the face of the unknown, NASA successfully pioneered multiple lunar ...

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