[HTML][HTML] Successful kinetic impact into an asteroid for planetary defence

RT Daly, CM Ernst, OS Barnouin, NL Chabot, AS Rivkin… - Nature, 2023 - nature.com
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 …

Momentum transfer from the DART mission kinetic impact on asteroid Dimorphos

AF Cheng, HF Agrusa, BW Barbee, AJ Meyer… - Nature, 2023 - nature.com
Abstract The NASA Double Asteroid Redirection Test (DART) mission performed a kinetic
impact on asteroid Dimorphos, the satellite of the binary asteroid (65803) Didymos, at 23: 14 …

Evidence for multi-fragmentation and mass shedding of boulders on rubble-pile binary asteroid system (65803) Didymos

M Pajola, F Tusberti, A Lucchetti, O Barnouin… - Nature …, 2024 - nature.com
Asteroids smaller than 10 km are thought to be rubble piles formed from the reaccumulation
of fragments produced in the catastrophic disruption of parent bodies. Ground-based …

Fast boulder fracturing by thermal fatigue detected on stony asteroids

A Lucchetti, S Cambioni, R Nakano… - Nature …, 2024 - nature.com
Spacecraft observations revealed that rocks on carbonaceous asteroids, which constitute
the most numerous class by composition, can develop millimeter-to-meter-scale fractures …

Mechanical properties of rubble pile asteroids (Dimorphos, Itokawa, Ryugu, and Bennu) through surface boulder morphological analysis

CQ Robin, A Duchene, N Murdoch, JB Vincent… - Nature …, 2024 - nature.com
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 …

The bearing capacity of asteroid (65803) Didymos estimated from boulder tracks

J Bigot, P Lombardo, N Murdoch, DJ Scheeres… - Nature …, 2024 - nature.com
The bearing capacity-the ability of a surface to support applied loads-is an important
parameter for understanding and predicting the response of a surface. Previous work has …

The dimorphos boulder swarm

D Jewitt, Y Kim, J Li, M Mutchler - The Astrophysical Journal …, 2023 - iopscience.iop.org
Abstract We present deep Hubble Space Telescope images taken to examine the ejecta
from the DART spacecraft impact into asteroid Dimorphos. The images reveal an extensive …

Effects of impact and target parameters on the results of a kinetic impactor: predictions for the Double Asteroid Redirection Test (DART) mission

AM Stickle, ME DeCoster, C Burger… - The planetary …, 2022 - iopscience.iop.org
Abstract The Double Asteroid Redirection Test (DART) spacecraft will impact into the
asteroid Dimorphos on 2022 September 26 as a test of the kinetic impactor technique for …

The geology and evolution of the Near-Earth binary asteroid system (65803) Didymos

O Barnouin, RL Ballouz, S Marchi, JB Vincent… - Nature …, 2024 - nature.com
Images collected during NASA's Double Asteroid Redirection Test (DART) mission provide
the first resolved views of the Didymos binary asteroid system. These images reveal that the …

Impact observations of asteroid Dimorphos via Light Italian CubeSat for imaging of asteroids (LICIACube)

E Dotto, A Zinzi - nature communications, 2023 - nature.com
On September 26th 2022, LICIACube monitored Double Asteroid Redirection Test (DART)
mission impact on asteroid Dimorphos, which is the smaller component of a binary asteroid …