Rocket Lab Delays Neutron Rocket Launch to 2026

By Patricia Miller

Nov 18, 2025

1 min read

RocketLab USA Inc (NASDAQ:RKLB) has announced a delay in the inaugural launch of its Neutron rocket, moving the expected debut from late 2025 into 2026. This update was disclosed in the company's third-quarter earnings report.

The Neutron program is aimed at developing a medium-lift, partially reusable rocket. Rocket Lab said the delay is driven by additional testing and qualification work needed before the vehicle’s first flight. The announcement has led to a decline in Rocket Lab’s stock, reflecting investor concerns about the extended timeline.

Additional details on the full implications of the delay remain limited, though the company noted increased spending tied to continued development. Further updates on Neutron’s progress will likely be closely monitored by investors.

#Investor Takeaway

The delay introduces short-term uncertainty to Rocket Lab’s stock outlook and signals a longer path to initial launches and potential revenue from Neutron.

#Market Impact

Following the announcement, Rocket Lab's shares have trended lower, highlighting investor trepidation about the revised development schedule. The broader medium-lift launch sector may also take note as competitors evaluate their timelines and positioning.

#What’s Next

Investors should watch for upcoming disclosures on Neutron’s development milestones and any revisions included in future Rocket Lab financial filings.

Important Notice And Disclaimer

This article does not provide any financial advice and is not a recommendation to deal in any securities or product. Investments may fall in value and an investor may lose some or all of their investment. Past performance is not an indicator of future performance.