How NASA uses simple technology to track lunar missions

NASA is using a simple but effective technology called Laser Retroreflective Arrays (LRAs) to determine the locations of lunar landers more accurately. They will be attached to most of the landers from United States companies ...

Hubble spots a galaxy shrouded by stars

This NASA/ESA Hubble Space Telescope image shows a densely packed field of stars laid upon a background of dust, gas, and light from more distant celestial objects. There are so many stars in this image's field of view that ...

Lunar science is entering a new active phase

For the first time since 1972, NASA is putting science experiments on the moon in 2024. And thanks to new technologies and public-private partnerships, these projects will open up new realms of scientific possibility. As ...

US to launch next moon mission on Valentine's Day

US companies are set to launch for the moon on February 14, less than a month since a similar mission ended in failure with the spaceship burning up in the Earth's atmosphere, NASA said Wednesday.

What is dark energy? Inside our accelerating, expanding universe

Some 13.8 billion years ago, the universe began with a rapid expansion we call the Big Bang. After this initial expansion, which lasted a fraction of a second, gravity started to slow the universe down. But the cosmos wouldn't ...

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