STEWART MARK J· ICAO24 aca6ab· last seen May 2026

N914MS is a Scaled Composites Model 367 SpaceShipTwo, a single-engine jet operated by STEWART MARK J. SkyMeter has tracked 150 flights totalling 80 hours of airtime via ADS-B. The most frequent segment is KPLU to KPLU. Service window in our records spans 349 days. Of those flights, 62 (41.3%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The Scaled Composites Model 367 SpaceShipTwo has a maximum takeoff weight of 18,300 lb, light wake category.

FLIGHTS
150
all time
FLOWN HOURS
80
tracked time
📍
AIRPORTS VISITED
13
unique
📡
CALLSIGNS
1
18 routes
📅
SERVICE PERIOD
05/27/2025 → 05/12/2026
first → last
INCIDENT RATE
41.3%
62 flagged

Top routes

By flight count

10
45
3
2
2
1
1
S43 KPLU
1
1
KPLU S43
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Scaled Composites Model 367 SpaceShipTwo

Engines
Single Jet
MTOW
18,300 lb
Wake category
L

Recent flights

Newest 50 operations of N914MS

50
05/12/2026
26m
△ Unstable approach
05/09/2026
17m
△ Unstable approach
05/09/2026
9m
No alerts
05/08/2026
41m
△ Unstable approach
05/02/2026
33m
No alerts
04/29/2026
39m
No alerts
04/17/2026
32m
△ Unstable approach
04/09/2026
25m
△ Unstable approach
04/06/2026
1h 6m
No alerts
04/03/2026
49m
No alerts
03/26/2026
25m
△ Unstable approach
03/21/2026
16m
△ Unstable approach
03/02/2026
1h 8m
No alerts
02/11/2026
34m
No alerts
02/10/2026
24m
No alerts
02/06/2026
35m
△ Unstable approach
02/04/2026
44m
No alerts
02/04/2026
42m
No alerts
01/27/2026
25m
△ Unstable approach
01/16/2026
18m
No alerts
01/10/2026
39m
No alerts
01/05/2026
20m
No alerts
12/23/2025
53m
△ Unstable approach
12/21/2025
20m
△ Unstable approach
12/13/2025
53m
No alerts
12/13/2025
22m
△ Unstable approach
12/12/2025
45m
△ Unstable approach
11/28/2025
10m
△ Unstable approach
11/28/2025
10m
No alerts
11/21/2025
51m
No alerts
11/18/2025
38m
△ Unstable approach
11/09/2025
25m
No alerts
11/08/2025
27m
No alerts
10/30/2025
25m
No alerts
10/30/2025
28m
No alerts
10/21/2025
33m
△ Unstable approach
10/16/2025
32m
△ Unstable approach
10/07/2025
44m
No alerts
10/05/2025
29m
No alerts
10/02/2025
20m
△ Unstable approach
09/19/2025
30m
No alerts
09/17/2025
29m
△ Unstable approach
09/17/2025
35m
No alerts
09/12/2025
42m
No alerts
09/09/2025
21m
△ Unstable approach
09/09/2025
26m
No alerts
09/09/2025
14m
No alerts
09/08/2025
33m
△ Unstable approach
09/05/2025
57m
No alerts
09/03/2025
30m
△ Unstable approach
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