Sunrise and Sunset
Sunrise and sunset times for any location
Browse our collection of free Science APIs. Each API includes detailed documentation, example requests, and usage guides. Click on any API to learn more.
GBIF
Global Biodiversity Information Facility
Open Science Framework
Research data and preprint sharing
Minor Planet Center
Asteroid and minor planet data
Sunrise Sunset
Sunrise and sunset times for any location
NOAA Tides
Tide predictions for US coasts
USGS Water Data
US water and streamflow data
USGS Hazards
US geological hazards
Open-Meteo Air Quality
Air quality forecast data
Carbon Intensity UK
Carbon intensity of UK electricity grid
PM2.5 Open Data
PM2.5 environmental monitoring data
Asterank
Asteroid and minor planet data
TheSpaceDevs
Rocket launches, space events, and agencies data
ISS Location
Real-time International Space Station location