The search for evidence of extraterrestrial life in our Solar System is currently guided by our
understanding of terrestrial biology and its associated biosignatures. The observed …

Abstract NASA'S Origins, Spectral Interpretation, Resource Identification and Security-
Regolith Explorer (OSIRIS-REx) spacecraft recently arrived at the near-Earth asteroid …

Abstract On 26 September 2022, NASA's Double Asteroid Redirection Test (DART) mission
successfully impacted Dimorphos, the natural satellite of the binary near-Earth asteroid …

Robotic spacecraft enable exploration of our Solar System beyond our human presence.
Although spacecraft have explored every planet in the Solar System, the frontiers of space …

Early spectral data from the Origins, Spectral Interpretation, Resource Identification, and
Security-Regolith Explorer (OSIRIS-REx) mission reveal evidence for abundant hydrated …

Establishing the abundance and physical properties of regolith and boulders on asteroids is
crucial for understanding the formation and degradation mechanisms at work on their …

The shapes of asteroids reflect interplay between their interior properties and the processes
responsible for their formation and evolution as they journey through the Solar System. Prior …

The near-Earth asteroid (162173) Ryugu is thought to be a primitive carbonaceous object
that contains hydrated minerals and organic molecules. We report sample collection from …

Small, kilometre-sized near-Earth asteroids are expected to have young and frequently
refreshed surfaces for two reasons: collisional disruptions are frequent in the main asteroid …

When the OSIRIS-REx spacecraft pressed its sample collection mechanism into the surface
of Bennu, it provided a direct test of the poorly understood near-subsurface physical …