# Dimorphos

Type: asteroid

Source: Space & Defense Intelligence Brief — https://getspacebrief.com/entity/dimorphos
Canonical HTML page: https://getspacebrief.com/entity/dimorphos

## Timeline

- **2026-03-10**: New Data Release — Comprehensive analysis reveals global reshaping and refined orbital metrics of Dimorphos.
- **2026-03-09**: Heliocentric Confirmation — Scientists confirm the impact changed the entire system's orbit around the sun.
- **2026-03-06**: Solar Orbit Confirmation — International researchers confirm the impact also shifted the system's orbit around the sun.
- **2024-10-07**: Hera Mission Launch — ESA launches the Hera spacecraft to conduct a post-impact survey.
- **2024-10-07**: Hera Launch — ESA launches the Hera mission to conduct a follow-up survey of the Didymos system.
- **2022-10-11**: Local Orbit Change — NASA confirms the impact shortened Dimorphos' orbit around Didymos by 32 minutes.
- **2022-09-26**: Kinetic Impact — The DART spacecraft successfully slams into the asteroid Dimorphos.
- **2022-09-26**: Kinetic Impact — DART successfully strikes Dimorphos, the moonlet of the Didymos system.
- **2022-09-26**: Kinetic Impact — DART successfully collides with Dimorphos at 14,000 mph.
- **2021-11-24**: DART Launch — NASA launches the Double Asteroid Redirection Test from Vandenberg Space Force Base.
- **2021-11-24**: DART Launch — NASA launches the DART spacecraft aboard a SpaceX Falcon 9 rocket.
- **2021-11-24**: DART Launch — NASA launches the Double Asteroid Redirection Test from Vandenberg Space Force Base.

## Recent coverage (3 stories)

### NASA DART Data Reveals Global Reshaping of Asteroid Dimorphos
2026-03-10 22:11:54 · Sentiment: Neutral · Impact: 7/10 · Sources: 5

New observational data from NASA’s Double Asteroid Redirection Test (DART) confirms that the 2022 kinetic impact fundamentally altered the physical structure and orbital path of the asteroid Dimorphos. The findings suggest that small 'rubble pile' asteroids are highly susceptible to kinetic deflection, providing a validated blueprint for future planetary defense.
Full story: https://getspacebrief.com/story/nasa-dart-asteroid-impact-aftermath-analysis

### NASA’s DART Impact Altered Heliocentric Orbit of Didymos Asteroid System
2026-03-09 21:51:21 · Sentiment: Positive · Impact: 8/10 · Sources: 2

New data confirms NASA's Double Asteroid Redirection Test (DART) successfully altered the orbital path of the entire Didymos-Dimorphos binary system around the sun. This milestone marks the first time human activity has intentionally modified the trajectory of celestial bodies on a heliocentric scale.
Full story: https://getspacebrief.com/story/nasa-dart-mission-heliocentric-orbit-change

### NASA DART Mission Achieves First-Ever Solar Orbit Alteration of an Asteroid
2026-03-07 00:09:59 · Sentiment: Positive · Impact: 8/10 · Sources: 6

A landmark study confirms that NASA’s DART mission successfully altered the solar orbit of the asteroid Dimorphos, the first time humanity has intentionally changed a celestial body's path around the sun. The findings validate the 'kinetic impactor' strategy as a viable long-term defense mechanism against potential Earth-bound threats.
Full story: https://getspacebrief.com/story/nasa-dart-asteroid-solar-orbit-change

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