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 …

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 …

Physical properties of asteroid Dimorphos as derived from the DART impact

SD Raducan, M Jutzi, AF Cheng, Y Zhang… - Nature …, 2024 - nature.com
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 …

The perturbed full two-body problem: Application to post-dart didymos

AJ Meyer, HF Agrusa, DC Richardson… - The Planetary …, 2023 - iopscience.iop.org
With the successful impact of the NASA Double Asteroid Redirection Test (DART) spacecraft
in the Didymos–Dimorphos binary asteroid system, we provide an initial analysis of the post …

Energy dissipation in synchronous binary asteroids

AJ Meyer, DJ Scheeres, HF Agrusa, G Noiset… - Icarus, 2023 - Elsevier
Synchronous binary asteroids can experience libration about their tidally-locked equilibrium,
which will result in energy dissipation. This is an important topic to the Asteroid Impact and …

Rotation-induced granular motion on the secondary component of binary asteroids: Application to the DART impact on Dimorphos

HF Agrusa, R Ballouz, AJ Meyer, E Tasev… - Astronomy & …, 2022 - aanda.org
Context. NASA's Double Asteroid Redirection Test (DART) mission will kinetically impact
Dimorphos, the secondary component of the Didymos binary asteroid system, which will …

After DART: using the first full-scale test of a kinetic impactor to inform a future planetary defense mission

TS Statler, SD Raducan, OS Barnouin… - The planetary …, 2022 - iopscience.iop.org
Abstract NASA's Double Asteroid Redirection Test (DART) is the first full-scale test of an
asteroid deflection technology. Results from the hypervelocity kinetic impact and Earth …

Rotational lightcurves of Dimorphos and constraints on its post-DART impact spin state

P Pravec, AJ Meyer, P Scheirich, DJ Scheeres… - Icarus, 2024 - Elsevier
Dimorphos, the secondary member of the binary asteroid (65803) Didymos, was impacted
by NASA's Double Asteroid Redirection Test (DART) spacecraft on September 26, 2022 …

Numerical study on asteroid Deflection by penetrating Explosion based on single-material ALE method and FE-SPH adaptive method

P Han, Q He, X Chen, H Lv - Aerospace, 2023 - mdpi.com
An asteroid impact can potentially destroy life on this planet. Therefore, asteroids should be
prevented from impacting the Earth to impede severe disasters. Nuclear explosions are …

Astreaks: astrometry of NEOs with trailed background stars

K Sharma, H Kumar, H Choudhary… - Monthly Notices of …, 2023 - academic.oup.com
The detection and accurate astrometry of fast-moving near-Earth objects (NEOs) has been a
challenge for the follow-up community. Their fast apparent motion results in streaks in …