Samples taken from the asteroid Bennu are continuing to shed light on the origins of the solar system. Scientists have been studying the samples since NASA's Osiris-REx spacecraft carried them back to ...

NASA has confirmed that dust from the ancient asteroid Bennu contains tryptophan, an amino acid tied both to human mood and to the chemistry that makes life possible. The finding folds a familiar ...

Researchers discovered sugars essential for biology, including glucose, in the asteroid material for the first time. A strange, pliable substance nicknamed "space gum" was also found, which could have ...

NASA's Mars Sample Return program has been effectively cancelled, meaning the best evidence of life on Mars could be trapped in rock samples that NASA no longer has the budget to collect. On Monday ...

Scientists have detected several sugars essential for life in the samples brought back from asteroid Bennu, NASA announced on Tuesday (Dec. 2). Analyzing pristine fragments of the asteroid delivered ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...