Mission control for solar-system weather
WeatherGuard
Severe storms on Earth, aurora from the Sun, and archived weather on other worlds — tracked through interactive demos, not data tables.
Tools
Live data, made explorable
Small interactive tools built on public NASA and NOAA feeds. Several tie into the Space Studies courses.
Sun
Solar Activity
Two weeks of flares, CMEs, and geomagnetic storms from NASA DONKI.
Near-Earth
Asteroid Watch
Every close approach this week, measured in Moon distances.
Orbits
Satellite Orbits
The ISS, Hubble, GPS, and Himawari, from LEO to GEO on one ladder.
Earth
Earth Events
Wildfires, storms, and volcanoes worldwide, plus Earth from a million miles out.
Astronomy Picture of the Day · 2026-10-04
NASA Science
Yes, but can your rainbow do this? After the remnants of Hurricane Florence passed over the Jersey Shore, New Jersey, USA in 2018, the Sun came out in one direction but something quite unusual appeared in the opposite direction: a hall of rainbows. Over the course of the next half hour, to the delight of the photographer and his daughter, vibrant supernumerary rainbows faded in and out, with at least five captured in this featured single shot. Supernumerary rainbows only form when falling water droplets are all nea...
NASA APOD