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Booster 19 Return Imminent as Pad 2 Refinements Continue | KeepTrack X Report
SpaceX is finalizing Pad 2 upgrades at Starbase ahead of Booster 19's return flight, as Starlink's active constellation holds at 10,185 satellites.
Latest Developments
SpaceX is pressing ahead with infrastructure refinements at Starbase’s Pad 2 in preparation for the return of Booster 19, marking a significant step in the cadence of Starship’s iterative flight program. The work signals SpaceX’s intent to maintain aggressive launch tempo as the company pushes Starship toward full operational capability. With the Starlink constellation now standing at 11,749 satellites launched, 10,195 in orbit, and 10,185 actively working, the pressure to keep Starship’s heavy-lift cadence on track remains acute. All eyes are on Booster 19 as the next major hardware milestone in the program’s near-term manifest.
Space Safety
The current Starlink conjunction picture shows four moderate-risk events concentrated in mid-April 2026, with no HIGH risk conjunctions currently assessed. The most significant encounter involves STARLINK-33563 approaching COSMOS 2251 debris on Apr 13 with a 39.7% collision probability, followed by STARLINK-5601 and operational satellite interactions. Concurrently, ten Starlink satellites are predicted to decay between Apr 9-12, 2026, with most exhibiting ±24-hour uncertainty windows typical of end-of-life predictions in the 43-53° inclination bands.
| Risk | Starlink Sat | Other Object | Status | Min Range (km) | Rel Speed (km/s) | Max Prob | Time of Closest Approach |
|---|---|---|---|---|---|---|---|
| MODERATE | STARLINK-33563 | COSMOS 2251 DEB | Non-operational | 0.012 | 11.32 | 0.3973 | Apr 13, 21:44 UTC |
| MODERATE | STARLINK-5601 | DELTA 1 DEB | Non-operational | 0.014 | 8.50 | 0.3479 | Apr 11, 06:26 UTC |
| MODERATE | STARLINK-33680 | FLOCK 4G-17 | Operational | 0.024 | 12.63 | 0.1287 | Apr 9, 13:55 UTC |
| MODERATE | STARLINK-35339 | THEA | Operational | 0.022 | 14.11 | 0.1272 | Apr 11, 01:33 UTC |
| LOW | STARLINK-32841 | YAOGAN-43 01D | Operational | 0.038 | 9.50 | 0.0672 | Apr 11, 14:30 UTC |
| LOW | STARLINK-36431 | WT 1B | Unknown | 0.052 | 1.15 | 0.0450 | Apr 14, 13:45 UTC |
| LOW | STARLINK-32376 | OBJECT AD | Operational | 0.046 | 11.24 | 0.0441 | Apr 12, 08:38 UTC |
| LOW | STARLINK-30245 | SL-19 R/B | Non-operational | 0.037 | 14.37 | 0.0441 | Apr 7, 16:55 UTC |
| LOW | STARLINK-35657 | ION SCV-008 | Operational | 0.041 | 13.97 | 0.0390 | Apr 12, 19:09 UTC |
| LOW | STARLINK-31383 | TEVEL2-7 | Operational | 0.038 | 14.75 | 0.0384 | Apr 8, 19:55 UTC |
| Satellite | NORAD ID | Predicted Decay | Window (min) | Inclination | Lat | Lon |
|---|---|---|---|---|---|---|
| STARLINK-1625 | 46131 | Apr 9, 06:34 UTC | 660 | 53° | 0.0° | 155.9° |
| STARLINK-1585 | 46117 | Apr 9, 06:56 UTC | 480 | 53° | -18.1° | 135.0° |
| STARLINK-35644 | 66402 | Apr 9, 18:58 UTC | 1440 | 53.2° | -23.1° | 146.2° |
| STARLINK-1031 | 44736 | Apr 9, 20:59 UTC | 1440 | 53° | 18.6° | 181.1° |
| STARLINK-36340 | 68188 | Apr 9, 23:00 UTC | 1440 | 53.2° | 21.9° | 320.6° |
| STARLINK-1575 | 46349 | Apr 10, 03:54 UTC | 1440 | 53° | 51.2° | 316.3° |
| STARLINK-1657 | 46354 | Apr 10, 07:58 UTC | 1440 | 53° | -24.1° | 189.8° |
| STARLINK-2116 | 47724 | Apr 10, 14:24 UTC | 1440 | 53° | 51.8° | 298.7° |
| STARLINK-30187 | 57473 | Apr 10, 18:23 UTC | 1440 | 43° | 36.5° | 118.4° |
| STARLINK-6256 | 56401 | Apr 12, 13:20 UTC | 2880 | 43° | 29.8° | 251.6° |
Detailed Coverage
Pad 2 Upgrades Pave the Way for Booster 19’s Anticipated Return
SpaceX engineers at Starbase have been working through a series of targeted refinements to Launch Pad 2 in advance of Booster 19’s next flight campaign. The work encompasses ground support equipment adjustments and infrastructure hardening lessons learned from previous Starship integrated flight tests, reflecting SpaceX’s rapid, iteration-driven development philosophy. Pad 2’s readiness is a linchpin for the overall Starship manifest, and any delays at the pad level have downstream consequences for both the Super Heavy booster program and upper-stage Ship testing timelines.
Booster 19 represents one of the most closely watched vehicles in SpaceX’s current stable, and its return to the launch site will mark a key data point in how quickly the company can turn around flight-proven hardware. Satellite trackers and Starship watchers have noted increased activity at the Starbase facility, with ground crews logging extended shifts consistent with an imminent hardware arrival. The refinements underway are expected to improve both safety margins and turnaround efficiency, further supporting SpaceX’s long-term goal of fully reusable, rapid-cadence Starship operations.
Read the full story: NASASpaceFlight
Constellation Status
There have been no changes to the Starlink constellation since the last check. As of April 9, 2026, SpaceX maintains 11,749 total launched satellites, with 10,195 currently in orbit, 10,185 of which are operational, and 1,554 that have decayed from orbit.
- Total Launched: 11749
- Total On Orbit: 10195
- Total Working: 10185
Track Starlink satellites in real-time: Track Starlink
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