The search for chiral asymmetry as a potential biosignature in our solar system
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 …
understanding of terrestrial biology and its associated biosignatures. The observed …
Successful kinetic impact into an asteroid for planetary defence
Although no known asteroid poses a threat to Earth for at least the next century, the
catalogue of near-Earth asteroids is incomplete for objects whose impacts would produce …
catalogue of near-Earth asteroids is incomplete for objects whose impacts would produce …
The ESA Hera mission: detailed characterization of the DART impact outcome and of the binary asteroid (65803) Didymos
Hera is a planetary defense mission under development in the Space Safety and Security
Program of the European Space Agency for launch in 2024 October. It will rendezvous in …
Program of the European Space Agency for launch in 2024 October. It will rendezvous in …
The importance of Phobos sample return for understanding the Mars-moon system
Phobos and Deimos occupy unique positions both scientifically and programmatically on the
road to the exploration of the solar system. Japan Aerospace Exploration Agency (JAXA) …
road to the exploration of the solar system. Japan Aerospace Exploration Agency (JAXA) …
Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth
The Hayabusa2 spacecraft investigated the C-type (carbonaceous) asteroid (162173)
Ryugu. The mission performed two landing operations to collect samples of surface and …
Ryugu. The mission performed two landing operations to collect samples of surface and …
Spacecraft sample collection and subsurface excavation of asteroid (101955) Bennu
Carbonaceous asteroids, such as (101955) Bennu, preserve material from the early Solar
System, including volatile compounds and organic molecules. We report spacecraft imaging …
System, including volatile compounds and organic molecules. We report spacecraft imaging …
Mechanical properties of rubble pile asteroids (Dimorphos, Itokawa, Ryugu, and Bennu) through surface boulder morphological analysis
Planetary defense efforts rely on estimates of the mechanical properties of asteroids, which
are difficult to constrain accurately from Earth. The mechanical properties of asteroid …
are difficult to constrain accurately from Earth. The mechanical properties of asteroid …
Evidence for widespread hydrated minerals on asteroid (101955) Bennu
Early spectral data from the Origins, Spectral Interpretation, Resource Identification, and
Security-Regolith Explorer (OSIRIS-REx) mission reveal evidence for abundant hydrated …
Security-Regolith Explorer (OSIRIS-REx) mission reveal evidence for abundant hydrated …
Properties of rubble-pile asteroid (101955) Bennu from OSIRIS-REx imaging and thermal analysis
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 …
crucial for understanding the formation and degradation mechanisms at work on their …
Fast boulder fracturing by thermal fatigue detected on stony asteroids
Spacecraft observations revealed that rocks on carbonaceous asteroids, which constitute
the most numerous class by composition, can develop millimeter-to-meter-scale fractures …
the most numerous class by composition, can develop millimeter-to-meter-scale fractures …