SOLAR Instrument & Subsystem Performance Status

Welcome to the Space Weather Observations at L1 to Advance Readiness 1 (SOLAR-1) spacecraft status page. This webpage provides health and status information on the spacecraft, its payload instruments, and subsystems.

Please note: The status information on this website is generally updated on a monthly basis. Recent outages and anomalies on data flow are highlighted at the top of the page. For details on anomalies, please visit the Satellite Alerts Message page.

Below are the color designations for each satellite status:

Spacecraft	Operational Status	Status
SOLAR	Operational	GREEN

SOLAR-1 Spacecraft Status Summary

Payload Instruments Status:

Instrument	Description	Status
CCOR-2	Compact Coronagraph 2	GREEN
MAG	Magnetometer	GREEN
STIS	SupraThermal Ion Sensor	GREEN
SWiPS	Solar Wind Plasma Sensor	GREEN

* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users

Spacecraft Subsystem Status:

Subsystem	Description	Status
ACS	Attitude Control System	YELLOW *
COM	Communications Payloads	GREEN
EPS	Electrical Power Subsystem	GREEN
FSW	Flight Software	GREEN
GNC	Guidance, Navigation and Control	GREEN
MCH	Mechanisms	GREEN
PROP	Propulsion	GREEN
TCC	Telemetry, Command, & Control	Green
THM	Thermal Control	GREEN

* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users

Last Updated: September 3, 2026