28 Jun 2026
Signal Headquarters

Impulse Space

What founders, operators, and investors are saying about Impulse Space, tracked by Signal Headquarters. Every line below is attributed to a named speaker.

By the numbers

Helios increases payload to the Moon on a Falcon 9 by a factor of four and to Mars by a factor of five.

“We can increase the payload to the moon on a on a Falcon 9 by about a factor of four.”
Tom Mueller · 3 Jun 2026
Company & tool watch

Impulse Space's Helios third-stage vehicle, targeting first flight in 2027, aims to deliver GEO-class performance at Falcon 9 prices and a near-monthly rideshare cadence.

“Helios starts to fly next year.”
Tom Mueller · 3 Jun 2026
Worth quoting

Tom Mueller on Helios vs. Falcon Heavy cost positioning.

“It basically does what Falcon Heavy does for tens of millions of dollars less money.”
Tom Mueller · 3 Jun 2026
By the numbers

If Starship launches at Falcon 9 cost, Helios launch costs would fall by one third.

“It would cut our costs in by a third, our launch cost by a third.”
Tom Mueller · 3 Jun 2026
Contrarian take

Most small-satellite customers launching on SpaceX Transporter rideshare do not actually need orbit changes, undermining the assumed demand for last-mile orbital transfer.

“It turns out most people were just happy where transporter went.”
Tom Mueller · 3 Jun 2026