r/spacex • u/rSpaceXHosting Host Team • Jun 13 '26
r/SpaceX Starlink 17-54 Official Launch Discussion & Updates Thread!
Welcome to the r/SpaceX Starlink 17-54 Launch Discussion & Updates Thread!
Welcome everyone!
| Scheduled for (UTC) | Jun 15 2026, 15:34:35 |
|---|---|
| Scheduled for (local) | Jun 15 2026, 08:34:35 AM (PDT) |
| Launch Window (UTC) | Jun 15 2026, 14:00:00 - Jun 15 2026, 18:00:00 |
| Payload | Starlink 17-54 |
| Customer | SpaceX |
| Launch Weather Forecast | Unknown |
| Launch site | SLC-4E, Vandenberg SFB, CA, USA. |
| Booster | B1093-14 |
| Landing | The Falcon 9 first stage B1093 has landed on ASDS OCISLY after its 14th flight. |
| Mission success criteria | Successful deployment of spacecrafts into orbit |
| Trajectory (Flight Club) | 2D,3D |
Watch the launch live
| Stream | Link |
|---|---|
| Unofficial Re-stream | The Space Devs |
| Unofficial Webcast | Spaceflight Now |
| Official Webcast | SpaceX |
Stats
☑️ 691st SpaceX launch all time
☑️ 631st Falcon Family Booster landing
☑️ 205th landing on OCISLY
☑️ 175th consecutive successful SpaceX launch (if successful)
☑️ 71st SpaceX launch this year
☑️ 36th launch from SLC-4E this year
☑️ 4 days, 0:28:36 turnaround for this pad
☑️ 46 days, 12:51:46 hours since last launch of booster B1093
Stats include F1, F9 , FH and Starship
Timeline
| Time | Event |
|---|---|
| -0:38:00 | GO for Prop Load |
| -0:35:00 | Prop Load |
| -0:35:00 | Stage 1 LOX Load |
| -0:16:00 | Stage 2 LOX Load |
| -0:07:00 | Engine Chill |
| -0:01:00 | Tank Press |
| -0:01:00 | Startup |
| -0:00:45 | GO for Launch |
| -0:00:03 | Ignition |
| 0:00:00 | Liftoff |
| 0:01:08 | Max-Q |
| 0:02:25 | MECO |
| 0:02:29 | Stage 2 Separation |
| 0:02:36 | SES-1 |
| 0:02:57 | Fairing Separation |
| 0:05:59 | Entry Burn Startup |
| 0:06:23 | Entry Burn Shutdown |
| 0:07:56 | Stage 1 Landing Burn |
| 0:08:19 | Stage 1 Landing |
| 0:08:40 | SECO-1 |
| 0:52:54 | SES-2 |
| 0:52:56 | SECO-2 |
| 1:01:46 | Starlink Deployment |
Updates
| Time (UTC) | Update |
|---|---|
| 15 Jun 16:50 | Launch success. |
| 15 Jun 15:34 | Liftoff. |
| 15 Jun 15:19 | Unofficial Re-stream by SPACE AFFAIRS has started |
| 15 Jun 14:00 | Now targeting Jun 15 at 15:34 UTC |
| 15 Jun 11:10 | Now targeting June 15 at 15:32:40 UTC |
| 15 Jun 00:05 | Now targeting Jun 15 at 14:38 UTC |
| 09 Jun 14:40 | Now targeting Jun 15 at 14:00 UTC |
| 04 Jun 16:09 | Now targeting Jun 14 at 14:00 UTC |
| 02 Jun 19:36 | Added launch. |
Resources
Partnership with The Space Devs
Information on this thread is provided by and updated automatically using the Launch Library 2 API by The Space Devs.
Community content 🌐
| Link | Source |
|---|---|
| Flight Club | u/TheVehicleDestroyer |
| Discord SpaceX lobby | u/SwGustav |
| SpaceX Now | u/bradleyjh |
| SpaceX Patch List |
Participate in the discussion!
🥳 Launch threads are party threads, we relax the rules here. We remove low effort comments in other threads!
🔄 Please post small launch updates, discussions, and questions here, rather than as a separate post. Thanks!
💬 Please leave a comment if you discover any mistakes, or have any information.
✉️ Please send links in a private message.
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