Tianwen‑1 orbiter images interstellar object 3I/ATLAS from ~30 million km

China’s Tianwen‑1 Mars orbiter used its high‑resolution camera to observe the interstellar object 3I/ATLAS, the China National Space Administration said Nov. 6. The spacecraft was about 30 million kilometres from 3I/ATLAS during the observation, one of the closest probe sightings of the visitor.

Discovered 2025-11-05T17:14:28.509739-08:00 | 2025-11-05T17:14:28.509739-08:00

Briefing

What Hype is tracking

  • The observation is one of the closest probe sightings of interstellar object 3I/ATLAS (~30 million km) and adds a Mars‑orbiter high‑resolution dataset to the broader Mars orbiters' imaging campaign.
  • The result underscores Beijing's growing robotic planetary science capability, building on recent mission progress such as Tianwen‑2's asteroid operations.
  • High‑resolution measurements from Tianwen‑1 will directly support analysis of the object's composition and trajectory, complementing research that links 3I/ATLAS observations to improved planetary‑defense modelling.

Reported By

Space.com raumfahrer.net Satellite News Network Phys.org Times of India ibtimes.com
Sources Tracked
21
First Seen
2025-11-05T17:14:28.509739-08:00
Latest Update
2025-11-12T10:16:54.468443-08:00
Coverage
Space

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