> ## Documentation Index
> Fetch the complete documentation index at: https://astronomer.io/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Astronomer Documentation

<div className="px-4 py-16 lg:py-24 max-w-3xl mx-auto text-center">
  <h1 className="text-4xl font-medium text-gray-900 dark:text-zinc-50 tracking-tight">
    Astronomer Documentation
  </h1>

  <p className="mt-4 text-lg text-gray-500 dark:text-zinc-500 max-w-xl mx-auto">
    Everything you need to know about Astronomer's modern data orchestration tool for the cloud, powered by Apache Airflow®.
  </p>
</div>

<div className="max-w-5xl mx-auto px-6 pb-12">
  <h2 className="text-xl font-semibold text-gray-900 dark:text-zinc-50 mb-4">Explore Astronomer</h2>

  <Columns cols={2}>
    <Card title="Astro" icon="rocket" href="/docs/astro/overview">
      Build and run your critical data pipelines with Airflow.
    </Card>

    <Card title="Otto" icon="stars" href="/docs/astro/otto-overview">
      Astronomer's data engineering agent, purpose built for Apache Airflow.
    </Card>

    <Card title="Astro Private Cloud" icon="clouds" href="/docs/astro-private-cloud">
      Run Apache Airflow® in your environment.
    </Card>

    <Card title="Astro CLI" icon="terminal" href="/docs/cli/v1.43/overview">
      Get started with Apache Airflow and with all Astronomer products.
    </Card>

    <Card title="Astro Runtime" icon="layer-group" href="/docs/runtime">
      The distribution of Apache Airflow that powers Astro.
    </Card>

    <Card title="Astro Observe" icon="telescope" href="/docs/astro/astro-observe">
      A comprehensive view of your Airflow pipeline data lineage and health.
    </Card>

    <Card title="Learn" icon="fan" href="/docs/learn/overview">
      Tutorials and concepts for everything you need to know about running Airflow 3.
    </Card>

    <Card title="Astro API" icon="gear-code" href="/docs/astro/api/v-1/get-started">
      Automate and integrate with Astro using a fully documented REST API.
    </Card>
  </Columns>
</div>

<div className="max-w-5xl mx-auto px-6 pb-12">
  <h2 className="text-xl font-semibold text-gray-900 dark:text-zinc-50 mb-4">Get started</h2>

  <Columns cols={1}>
    <Card title="Understand Apache Airflow® concepts" icon="graduation-cap" href="https://academy.astronomer.io/">
      Free Airflow courses taught by the Astronomer experts behind the project.
    </Card>
  </Columns>
</div>

<div className="max-w-5xl mx-auto px-6 pb-16">
  <h2 className="text-xl font-semibold text-gray-900 dark:text-zinc-50 mb-4">What's new</h2>

  <Columns cols={2}>
    <Card title="Astro Release Notes" icon="stars" href="/docs/astro/release-notes" />

    <Card title="Astro Private Cloud Release Notes" icon="clouds" href="/docs/astro-private-cloud/v-2-x/release-notes" />

    <Card title="Astro CLI Release Notes" icon="terminal" href="/docs/cli/v1.43/release-notes" />

    <Card title="Astronomer Runtime Release Notes" icon="file-check" href="/docs/runtime/runtime-release-notes" />

    <Card title="Remote Execution Agent Release Notes" icon="network-wired" href="/docs/astro/agent-release-notes" />
  </Columns>
</div>