SpaceXFalcon 9 Block 5Space Launch Complex 40, Cape Canaveral SFS, FL, USA
Starlink 27
Launched
May 9, 2021
Image: SpaceX
Summary
Starlink 27 launched on a SpaceX Falcon 9 Block 5 from Space Launch Complex 40, Cape Canaveral SFS, FL, USA on May 9, 2021. It was SpaceX's 135th launch, 18th this year and humanity's 6,078th orbital launch attempt. It was the 61st Falcon 9 Block 5 flight and the 14th this year. Booster B1051 flew for the 10th time and landed at Just Read the Instructions. The payload was bound for low Earth orbit (LEO). The tracked orbit of Starlink 2461, one of 64 catalogued objects, from May 17, 2021, was 296 × 304 km inclined 53.0°. 64 objects from this launch are catalogued, 60 of them payloads.
- Watch
- Falcon 9 Starlink 27The Space Devs
- Starlink MissionSpaceX
- Vehicle
- Falcon 9 Block 5 · SpaceXStarlink
- Booster
- B1051 · flight 10 · Autonomous Spaceport Drone Ship at Just Read the Instructions · landed156/157 landed here · 55 days after its previous flight, Starlink 21 · 631 km downrange
- Mission
- Communications · Low Earth Orbit (LEO)
- Milestone
- 61st Falcon 9 Block 5 flight · 14th this yearSpaceX's 135th launch18th this yearhumanity's 6,078th orbital launch attempt41st orbital launch attempt this year
Webcast
Flight preview
Orbit: as tracked
Starlink 2461 · NORAD 48428 · 2021-040 · Space-Track · tracking 1 of 64 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2021-040A
- Epoch
- 2021-05-17 08:00:01 UTC
- Mean motion
- 15.93347964 rev/day
- Eccentricity
- 0.0006646
- Inclination
- 53.0493°
- Ascending node
- 183.5612°
- Arg. of perigee
- 327.731°
- Mean anomaly
- 15.8989°
- Element set
- 999
- Rev at epoch
- 257
- B*
- -0.0027122
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
64 catalogued: 60 payloads, 4 components; 41 still in orbit
- Starlink 2461 · NORAD 48428 · in orbit
- Starlink 2749 · NORAD 48429 · re-entered January 10, 2025
- Starlink 2729 · NORAD 48430 · re-entered May 15, 2024
- Starlink 2700 · NORAD 48431 · in orbit
- Starlink 2680 · NORAD 48432 · in orbit
- Starlink 2699 · NORAD 48433 · in orbit
- Starlink 2692 · NORAD 48434 · in orbit
- Starlink 2633 · NORAD 48435 · in orbit
- Starlink 2639 · NORAD 48436 · in orbit
- Starlink 2642 · NORAD 48437 · in orbit
- Starlink 2640 · NORAD 48438 · in orbit
- Starlink 2583 · NORAD 48439 · in orbit
Show 48 more payloads
- Starlink 2682 · NORAD 48440 · in orbit
- Starlink 2702 · NORAD 48441 · in orbit
- Starlink 2644 · NORAD 48442 · in orbit
- Starlink 2663 · NORAD 48443 · in orbit
- Starlink 2645 · NORAD 48444 · in orbit
- Starlink 2634 · NORAD 48445 · in orbit
- Starlink 2247 · NORAD 48446 · re-entered September 14, 2024
- Starlink 2269 · NORAD 48447 · re-entered May 16, 2024
- Starlink 2632 · NORAD 48448 · re-entered August 13, 2024
- Starlink 2655 · NORAD 48449 · in orbit
- Starlink 2660 · NORAD 48450 · re-entered December 21, 2025
- Starlink 2652 · NORAD 48451 · re-entered August 17, 2024
- Starlink 2703 · NORAD 48452 · in orbit
- Starlink 2620 · NORAD 48453 · in orbit
- Starlink 2654 · NORAD 48454 · in orbit
- Starlink 2497 · NORAD 48455 · in orbit
- Starlink 2508 · NORAD 48456 · re-entered August 13, 2024
- Starlink 2529 · NORAD 48457 · re-entered July 28, 2021
- Starlink 2698 · NORAD 48458 · in orbit
- Starlink 2579 · NORAD 48459 · in orbit
- Starlink 2582 · NORAD 48460 · re-entered August 13, 2026
- Starlink 2693 · NORAD 48461 · re-entered March 27, 2025
- Starlink 2683 · NORAD 48462 · in orbit
- Starlink 2689 · NORAD 48463 · re-entered January 10, 2025
- Starlink 2686 · NORAD 48464 · in orbit
- Starlink 2681 · NORAD 48465 · re-entered September 18, 2026
- Starlink 2687 · NORAD 48466 · in orbit
- Starlink 2659 · NORAD 48467 · in orbit
- Starlink 2685 · NORAD 48468 · in orbit
- Starlink 2661 · NORAD 48469 · in orbit
- Starlink 2675 · NORAD 48470 · in orbit
- Starlink 2684 · NORAD 48471 · in orbit
- Starlink 2722 · NORAD 48472 · in orbit
- Starlink 2658 · NORAD 48473 · in orbit
- Starlink 2697 · NORAD 48474 · in orbit
- Starlink 2619 · NORAD 48475 · re-entered January 23, 2026
- Starlink 2723 · NORAD 48476 · re-entered December 25, 2024
- Starlink 2638 · NORAD 48477 · re-entered June 2, 2021
- Starlink 2728 · NORAD 48478 · in orbit
- Starlink 2755 · NORAD 48479 · in orbit
- Starlink 2690 · NORAD 48480 · re-entered August 16, 2024
- Starlink 2706 · NORAD 48481 · in orbit
- Starlink 2525 · NORAD 48482 · in orbit
- Starlink 2531 · NORAD 48483 · in orbit
- Starlink 2696 · NORAD 48484 · re-entered October 25, 2025
- Starlink 2500 · NORAD 48485 · in orbit
- Starlink 2496 · NORAD 48486 · re-entered August 1, 2024
- Starlink 2494 · NORAD 48487 · in orbit
Data from J. McDowell, planet4589.org
About this launch
A batch of 60 satellites for Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Pad
Space Launch Complex 40, Cape Canaveral SFS, FL, USA
126th launch from Space Launch Complex 40, 9th this year · 820th from Cape Canaveral SFS, FL, USA
403 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
10 days after the previous launch from this pad
Updates
Questions
When did Starlink 27 launch?
Starlink 27 launched on May 9, 2021. The time is known to the hour, not the minute.
Where can I watch Starlink 27?
Coverage: Falcon 9 Starlink 27; Starlink Mission. Watch the replay
What rocket launched Starlink 27?
Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet
Where did Starlink 27 launch from?
Space Launch Complex 40, Cape Canaveral SFS, FL, USA.
Did the booster land?
Booster B1051 flew for the 10th time and landed at Just Read the Instructions.
What orbit did Starlink 27 reach?
The tracked orbit of Starlink 2461, one of 64 catalogued objects, from May 17, 2021, was 296 × 304 km inclined 53.0°.
How many satellites did Starlink 27 launch?
60 payloads from this launch are catalogued, 41 of them still in orbit (Data from J. McDowell, planet4589.org).
Which program is Starlink 27 part of?
Starlink. About Starlink