# Astro Mechanica funding: rounds and investors

> Astro Mechanica has raised $500K across 1 round since 2024. Investors include Y Combinator, Alumni Ventures and Pioneer Fund. Every round with its source.

Source: https://millionrounds.com/company/astro-mechanica (Millionrounds; every figure on the page links to its filing or article)

United States · [Seed startup](https://millionrounds.com/companies)

# Who invested in *Astro Mechanica*

One round we have observed, with the 3 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Aerospace & Space

Funding summary Updated 26 Oct 2026

**$500K** raised across 1 round since 2024, from 1 source

- **Latest round:** Seed, $500K Feb 2024
- **Investors:** 3

See who backed them

## The rounds

- **Feb 2024** Seed **$500K** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

[Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **1** round

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=astro-mechanica).

## Also claim to have backed them

These 4 firms list Astro Mechanica as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Wayfinder Ventures](https://millionrounds.com/fund/wayfinder-ventures) VC firm Per its own site

[Audrey Capital](https://millionrounds.com/fund/audrey-capital) VC firm Per its own site

[Earthrise Ventures](https://millionrounds.com/fund/earthrise-ventures) VC firm Per its own site

[Giant Step Capital](https://millionrounds.com/fund/giant-step-capital) VC firm Per its own site

## Quick answers about Astro Mechanica

### Who invested in Astro Mechanica?

Astro Mechanica's investors include Y Combinator, Alumni Ventures and Pioneer Fund.

### How much has Astro Mechanica raised?

Astro Mechanica has raised $500K across 1 round since 2024.

### When did Astro Mechanica last raise?

Astro Mechanica's most recent round was a Seed of $500K in Feb 2024.

### What was Astro Mechanica's biggest round?

Its most recent round, $500K in Feb 2024, is also its largest on record.

### Who backed Astro Mechanica first?

Astro Mechanica's first round on record, in Feb 2024, was backed by Y Combinator, Alumni Ventures and Pioneer Fund.

### What stage is Astro Mechanica at?

Astro Mechanica's latest named round is a Seed, in Feb 2024.

### Where is Astro Mechanica based?

Astro Mechanica is based in the United States.

## Companies like Astro Mechanica

In the same sector, and raised in the last eighteen months.

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona)[**Jeevy Fabrication** Oct 2026](https://millionrounds.com/company/jeevy-fabrication)[**Varda Space Industries** $438M · Oct 2026](https://millionrounds.com/company/varda-space-industries)[**Kapta Space** $29M · Oct 2026](https://millionrounds.com/company/kapta-space)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app