OSIRIS-REx flyby of Earth, March 16, 2027
Data as of 2026-10-12
Closest approach
- Instant (UTC)
- March 16, 2027, 03:29:32 UTC
- Distance from the centre of Earth
- 10,558 km
- Speed relative to Earth
- 10.7 km/s
The distance is counted from the centre of the body, not from its surface.
When this trajectory was read, on October 12, 2026, this flyby had not happened yet: it is a prediction, which every manoeuvre of the spacecraft can revise.
In Galaxy
Open OSIRIS-REx at this instant, at true scale
Pages of the spacecraft and of the body:
How it is measured
The position of the spacecraft relative to the body is read from Horizons every minute for six hours around the approach, then every second for three minutes around the nearest minute. The closest of those positions is the one published here.
Source
NASA/JPL Solar System Dynamics, Horizons System. Read on October 12, 2026.
Trajectory solution cited by Horizons: ORX_merged