GoKawiilESA's Hera Spacecraft Nears Flyby of Asteroids Hit by NASA's DART Mission
ESA's Hera spacecraft, launched in October 2024, is set to rendezvous next month with the Didymos-Dimorphos asteroid pair that NASA's DART mission struck in 2022. The probe has already captured images of Didymos, though the asteroids currently appear as only a few pixels in its camera. Hera will examine the aftermath of DART's impact, which shortened Dimorphos's orbital period around Didymos by roughly 32 minutes.
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The encounter could give scientists their first detailed look at how a kinetic impact actually reshaped a 'rubble pile' asteroid, data that may refine planetary defense strategies against future asteroid threats. Comparisons to other rubble-pile bodies like Bennu and Ryugu, studied by NASA and JAXA missions, suggest researchers are building a broader picture of how loosely bound asteroids respond to force. The mission's findings could inform whether similar deflection techniques would work reliably on other potentially hazardous asteroids.
- Hera launched on a SpaceX Falcon 9 in October 2024 and will reach the Didymos-Dimorphos system within a month.
- DART's 2022 impact on Dimorphos shortened its orbital period around Didymos by about 32 minutes.
- Hera will be ESA's first Space Safety Programme-class mission, following up on the DART impact site.
Celestron NexStar 130SLT Telescope — If stories about asteroids like Didymos and Dimorphos spark your curiosity about space, a telescope like this lets you track near-Earth objects and celestial events yourself. It's a great way to connect with missions like Hera by observing the night sky firsthand, with computerized tracking to help locate faint asteroids and planets.
See Celestron NexStar 130SLT Telescope on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: spectrum.ieee.org — David Dickinson, 2026-10-19
Published there as: “ESA's Hera Will View Asteroid Scars from DART's Strike”
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