Science & Math

NASA Astrophysics Data System

Photos from NASA's Perseverance and Curiosity rovers by photo ID, Earth date or Martian sol

Symbolic and Arithmetic Math Calculator

Solar wind, planetary K-index, alerts and forecasts from NOAA's Space Weather Prediction Center as plain JSON feeds, no key

REST API used to access NoctuaSky features

Number of the day, random number, number facts and anything else you want to do with numbers

Facts about numbers

Facts pertaining to the physical science of Oceanography

ISS astronauts, current location, etc

Repository and archive for study designs, research materials, data, manuscripts, etc

Open catalog of scholarly works, authors, institutions, sources, and concepts

Paid Apify actor for public OpenAlex author title/profile snapshots. Historical example Geoffrey E. Hinton with OpenAlex source URL; works_count not demonstrated in the shown actor row. Not verified emails, decision-makers or lead qualification. No fresh paid run tested or complete coverage promised. Store price $0.029 per delivered row, subject to current billing. Owner-submitted, AI-assisted copy. Direct buyer URL: https://apify.com/zentrafoundry/website-lead-intelligence

Catalog of 16,000+ satellites merging CelesTrak, GCAT, Wikidata; free tier included

Real Time Air Quality Monitoring

Decodes base64 encoding and parses it to return a solution to the calculation in JSON

DNA, RNA and protein analysis tools for AI agents and scripts over a JSON REST API and MCP server

A free, open, dataset about research and scholarly activities

GraphQL, Company, Ships, launchpad and launch data

Company, vehicle, launchpad and launch data

Sunset and sunrise times for a given latitude and longitude

Calculators for finance, health, math, space and sports with step-by-step results

With this API you can add each of the times introduced in the array sended

Satellite information

Earthquakes data real-time

Water quality and level info for rivers and lakes