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B1049

Starlink 10-50 Launches With Semiconductor Payload Aboard | KeepTrack X Report

A Falcon 9 lifted off from SLC-40 at 6:50 a.m. EDT carrying Starlink satellites and Besxar Space Industries semiconductor test pods.

A Falcon 9 lifted off from SLC-40 at 6:50 a.m. EDT carrying Starlink satellites and Besxar Space Industries semiconductor test pods.

Latest Developments

SpaceX’s Starlink 10-50 mission added to the growing constellation on July 4th, lifting off from Space Launch Complex 40 at 6:50 a.m. EDT alongside a novel commercial rideshare payload: two semiconductor manufacturing test pods from Besxar Space Industries. The mission marks an increasingly common pattern for Falcon 9 flights, where Starlink replenishment serves as a cost-efficient carrier for third-party experimental hardware. With 12,443 Starlink satellites launched to date, 10,759 currently in orbit, and 10,743 confirmed operational, the constellation continues its steady march toward broader global coverage. The inclusion of manufacturing-focused payloads points to growing industry interest in microgravity semiconductor research as a practical commercial venture.

Space Safety

The Starlink conjunction and reentry threat picture presents two critical HIGH-risk events within the next week, with STARLINK-4621 facing repeated close approaches to the defunct SL-18 R/B on Jul 9, 2026 at a minimum range of 0.011 km and maximum probability of 1.0. Additionally, six MODERATE-risk conjunctions are tracked across the constellation, primarily involving partially operational or recently degraded satellites, while ten LOW-risk events round out the broader collision avoidance picture. On the reentry front, ten Starlink satellites are currently under active decay prediction, with STARLINK-1944 expected to reenter within the next 57 minutes and several others following within 2–4 days, representing a moderate operational tempo for disposal events across the 53° inclination band.

Risk Starlink Sat Other Object Status Min Range (km) Rel Speed (km/s) Max Prob Time of Closest Approach
HIGH STARLINK-4621 SL-18 R/B Non-operational 0.011 14.173 1.0 Jul 9, 23:44 UTC
MODERATE STARLINK-30464 STARLINK-36196 Operational 0.048 10.027 0.1285 Jul 4, 22:40 UTC
MODERATE STARLINK-5106 STARLINK-32760 Operational 0.049 10.192 0.1211 Jul 11, 06:11 UTC
MODERATE STARLINK-5400 STARLINK-5781 Partially Operational 0.053 6.407 0.1203 Jul 7, 15:32 UTC
LOW STARLINK-36967 LEMUR-2-AFFIE-WAUWIE Operational 0.038 7.332 0.0733 Jul 8, 04:03 UTC
Satellite NORAD ID Predicted Decay Window (min) Inclination Lat Lon
STARLINK-1944 46796 Jul 6, 01:07 UTC 57 53° -1.2° 276.8°
STARLINK-1905 46746 Jul 6, 01:51 UTC 120 53° -48.4° 335.9°
STARLINK-1531 46572 Jul 6, 12:04 UTC 180 53° 17.5° 325.1°
STARLINK-1876 47161 Jul 6, 22:37 UTC 240 53° 53.1° 218.2°
STARLINK-1882 46784 Jul 7, 02:41 UTC 360 53° 44.9° 203.6°
STARLINK-5042 53899 Jul 7, 18:24 UTC 540 53.2° 42.3° 305.2°
STARLINK-1635 46172 Jul 7, 21:04 UTC 540 53° 34.5° 166°
STARLINK-2363 47903 Jul 8, 07:36 UTC 900 53.1° -1.7° 149.5°
STARLINK-1962 47563 Jul 9, 00:47 UTC 1140 53° 52.5° 272.4°
STARLINK-1735 46565 Jul 9, 12:17 UTC 1140 53° -14.9° 308.7°

Detailed Coverage

SpaceX’s Starlink 10-50 mission broke new ground in rideshare utility on Independence Day, with the Falcon 9 booster carrying not just another batch of flat-panel broadband satellites but two semiconductor manufacturing test pods developed by Besxar Space Industries. Liftoff from Space Launch Complex 40 at Cape Canaveral occurred at 6:50 a.m. EDT (1050 UTC), with the first-stage booster handling the dual-manifest mission in what has become a hallmark of SpaceX’s high-cadence launch tempo.

The Besxar pods are designed to test whether microgravity orbital conditions can improve semiconductor crystal growth and fabrication processes — a concept that has attracted renewed investment as terrestrial chip manufacturing faces physical scaling limits. Flying alongside operational Starlink satellites means the test beds share an orbital neighborhood with over 10,700 active broadband nodes, raising interesting proximity and tracking considerations for operators monitoring the deployment zone. Observers using satellite tracking tools will want to monitor the newly catalogued objects as they separate and drift from the primary Starlink deployment stack in the coming days.

Read the full story: Spaceflight Now

Constellation Status

The Starlink constellation has remained stable since the last check, with no changes to report. The constellation currently maintains 12,443 total satellites launched, 10,759 in orbit, 10,743 operational satellites, and 1,684 decayed satellites.

  • Total Launched: 12443
  • Total On Orbit: 10759
  • Total Working: 10743

Track Starlink satellites in real-time: Track Starlink


B1049

B1049 is a retired Falcon 9 first stage booster who completed 10 successful orbital missions between 2018-2022. Known for exceptional fuel efficiency (4.72% above fleet average), B1049 has landed on both drone ships and landing zones, achieving a perfect touchdown record despite COMPLETELY UNRELIABLE weather predictions.

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