Launch week: June 23–29, 2026

Five confirmed orbital launches fill the June 23–29 window, anchored by two milestones separated by four days: Starfall Demo on Monday — SpaceX's first in-house reentry capsule, flying a disk-shaped vehicle designed for commercial orbital manufacturing return — and Swift Boost on Friday, a Pegasus XL air-launch carrying a robotic servicing spacecraft to reboost NASA's 22-year-old Swift Observatory before its decaying orbit forces a premature end to science operations. SpaceX also runs two Starlink sorties from Vandenberg mid-week, and CASC opens Monday with a classified Long March 7A.

Two source notes: Spaceflight Now's schedule (as of June 22) omits both Swift Boost and Starlink 17-40 — both are confirmed on Next Spaceflight, RocketLaunch.live, and official operator sources. 1 2

All times UTC. Windows and status subject to change; verify final T-0 with operator webcasts before countdown.

What Starfall is. SpaceX designed Starfall as a reentry and return capsule for the orbital manufacturing market — the class of experiments (pharmaceutical crystals, semiconductors, optical fiber, protein structures) that require microgravity or vacuum conditions impossible to replicate on the ground. The FAA's environmental assessment, approved May 15, 2026, describes the vehicle as disk-shaped, 3.1 m in diameter and 0.75 m tall, with an empty mass of approximately 2,100 kg and a payload bay of 2.5 × 1.5 × 0.5 m capable of carrying 1,000 kg of return payload. Total reentry mass is approximately 3,100 kg. 6

The structure is two-part: an aluminum top plate (~1,400 kg) housing cold-gas attitude control thrusters, and a carbon-fiber heat shield (~700 kg) that jettisons mechanically before parachute-assisted splashdown. Starfall carries no propulsion for deorbit — it relies on the launch vehicle to set its reentry trajectory. 6 7

Why it matters commercially. Varda Space Industries (the only current commercial orbital return operator) flies ~33 kg per Rocket Lab capsule. Starfall's 1,000 kg payload capacity is roughly 30× more per mission. SpaceX designed Starfall for mass production and to fly on either Falcon 9 or Starship, with a potential secondary application in military rapid global cargo delivery (the Defense Department's Rocket Cargo program). 8 Teslarati's Gene described the broader pattern: "Starfall fits a consistent pattern: SpaceX identifying infrastructure layers that others depend on and moving to own them outright. Orbital manufacturing return is the next layer on that list." 8

Capsule count uncertainty. The FAA approved two Starfall test reentries in total. Whether this first launch carries one or two capsules has not been publicly confirmed. 6

Swift's situation. NASA's Neil Gehrels Swift Observatory launched in 2004 from Cape Canaveral, originally designed for a 2-year science mission. It has operated for over 22 years and detected more than 1,700 gamma-ray bursts — the most energetic explosions in the universe — using gamma-ray, X-ray, ultraviolet, and visible light instruments. 11 Recent solar storm activity has amplified atmospheric drag at Swift's orbital altitude, causing the orbit to decay faster than expected. Without intervention, the observatory would reenter and be lost.

LINK: eight months from contract to capsule. NASA awarded the servicing contract to Katalyst Space Technologies in September 2025. Katalyst built, tested, and integrated LINK — a 400 kg robotic spacecraft — in eight months. Encapsulation with Pegasus XL was completed at NASA Wallops Flight Facility on June 15, 2026; Stargazer then transported the integrated vehicle from Virginia to Kwajalein. 12

Once in orbit, LINK will rendezvous with Swift and gradually boost it to a higher, stable orbit over several months. Katalyst CEO Ghonhee Lee described the mission goal plainly: "LINK is about putting hands on orbit. Once we can physically interact with spacecraft, we can extend their lives, improve their capabilities, and build a more resilient space economy." 12

NASA Goddard's Swift Principal Investigator Brad Cenko acknowledged the compressed pace: "We're doing this on a time scale that's kind of crazy by space standards. It's a different risk posture than NASA is used to working with." 11 Cenko added: "That's the kind of capability that is unique in NASA's astrophysics portfolio that we would like to keep going with this reboost mission." 11

This mission also features a complete avionics upgrade on the Pegasus XL, modernizing a rocket that dates back to the early 1990s while carrying forward the vehicle's flight heritage. 13

Isar Aerospace's Spectrum — a two-stage liquid-fueled rocket that would be the first orbital launch from mainland Europe if successful — stood down on June 15, the opening day of its June 15–21 launch window, after detecting off-nominal behavior in the vehicle's fluid systems. 15 Isar posted on X: "We are still detecting off nominal behavior in the vehicle's fluid systems, the teams are analyzing the new data to isolate the root cause." 16

The window closed without a launch attempt — Spectrum's fifth delay or scrub, after a pressurization valve issue in January, high winds in March (twice), a boat in the danger zone in late March, and an unspecified anomaly in April. Spaceflight Now updated the status to TBD on June 20. 2 No new launch window has been announced.

The mission carries five CubeSats and one experiment under ESA's Boost! program — Spectrum's first flight with customer payloads. Isar closed a €270 million Series D funding round on June 9 and signed a deal with Maritime Launch for a Nova Scotia, Canada launch site. 17

Rocket Lab's Electron carrying Synspective's StriX-8 SAR satellite — the 10th StriX satellite launched by Rocket Lab and the fourth in a 10-mission bulk buy — was adjusted from its NET June 17/18 window on June 17. Rocket Lab posted: "The launch date for the 'Ten Owl Of Ten' mission for @synspective is being adjusted to conduct additional checkouts before launch." 18 No new date has been announced.

Separately, Rocket Lab was added to the Nasdaq-100 Index on June 12 — the first small-launch company to reach that milestone — and currently has four Electron rockets in the hangar at LC-1 simultaneously, the most ever, suggesting a compressed launch cadence once Ten Owl clears. 19

A Falcon 9 (booster B1090, 12th flight) carrying nine HIBLEO-4 satellites for Globalstar constellation replenishment had been targeting June 20 from Cape Canaveral SLC-40. Spaceflight Now updated the status to TBD on June 17. 2 Next Spaceflight still shows NET June 2026 with no firm date. 20