Blog
Options market insights, platform updates, and signal analysis from the Astronomer team.
Explore real-time options signal commentary, product updates, and practical options-market insights. If you are new here, start with how it works or compare plans on the pricing page.
How to Evaluate SPY Signal Performance
Evaluate SPY signal performance by checking sample size, time horizon, peak movement, exclusions, modeled returns, and option-P&L limitations.

Tradier Auto Trading With Astronomer Signals
Build a Node service that turns Astronomer Signal Stream events into Tradier option orders — covering the static bearer token that replaces an OAuth flow, the paper sandbox, order previews, and the JSON quirk that breaks one-symbol responses.

Weekly Signals Recap: September 8–11, 2026
All seven signals from September 8–11 found favorable same-session underlying follow-through, led by TSLA’s 1.38% move.

Charles Schwab Auto Trading With Astronomer Signals
Build a Node service that turns Astronomer Signal Stream events into Charles Schwab option orders in a taxable account or an eligible IRA — covering the Trader API OAuth flow, the 7-day refresh token, and why no paper account changes the design.

How to Read a SPY Options Trading Signal
Read a real SPY options trading signal field by field: direction, strike, expiration, detection time, and what the underlying did next — plus the mistakes that make these records easy to misread.

ETrade Auto Trading With Astronomer Signals
Build a sandbox-first Node service that turns Astronomer Signal Stream events into ETrade option orders for taxable and eligible IRA accounts.

Alpaca Auto Trading With Astronomer Signals
Turn each Astronomer Signal Stream signal into a live Alpaca paper options order — a self-contained Node example that prices a marketable limit off the live options quote.

Introducing Signal Stream
Use the Signal Stream TypeScript client to receive live Astronomer trading signals from a Node server.

Signals Recap: April 24, 2026
Friday highlights: TSLA, AMZN, and MSFT 0DTE call gains, led by MSFT at ~680%.

Signals Recap: April 10, 2026
Friday delivered three high-conviction 0DTE setups across AMZN, MU, and PLTR, with estimated call expansions ranging from 100% to 300%.