# Space Radar Journal > Field notes from Space Radar, the free, open-source 3D map of everything in orbit: satellites, stations, planets and stars. Every story ends on the map, so you can go and look. Every story is plain HTML and also Markdown at its address with .md added. Full text of all stories: https://blog.spaceradar.ai/llms-full.txt. Stories end on a link into the live 3D map at https://www.spaceradar.ai/. ## Solar System - [Arrokoth, Kleopatra and nine more small worlds in their own shapes](https://blog.spaceradar.ai/eleven-small-worlds-in-their-own-shapes/): Release 1.5.0 draws eleven asteroids and a comet from the shape models of New Horizons, Lucy, Rosetta and radar, each on its own orbit. - [A solar eclipse simulator, and a clock you can drag](https://blog.spaceradar.ai/solar-eclipse-simulator-time-machine/): A solar eclipse simulator is a clock you can drag. What obeys when you scrub time on Space Radar's live map of space, what does not, and why it says so. ## Earth & Orbit - [How many satellites are in orbit? The junkyard above us](https://blog.spaceradar.ai/how-many-satellites-in-orbit/): How many satellites are in orbit in 2026, how much of it is space debris, who tracks it all, and why a crash 800 km up could spoil your weather forecast. - [What do satellites do? The machines you used before breakfast](https://blog.spaceradar.ai/what-do-satellites-do/): What do satellites do for you every day? How GPS really works, where the forecast comes from, and how fragile the machines behind a normal morning are. ## Stars & Galaxies - [Stars with no distance, 4 383 pulsars and the farthest galaxy](https://blog.spaceradar.ai/stars-without-a-distance-and-the-farthest-light/): Release 1.5.0 adds 10 224 stars with no measured distance, 4 383 pulsars, the Local Group's dwarfs, quasars and MoM-z14 at redshift 14.44. ## Black Holes & Extremes - [Where Is Voyager 1 Now? The Farthest Things We Threw](https://blog.spaceradar.ai/where-is-voyager-1-now/): Where is Voyager 1 now? One light-day from Earth, still answering on 23 watts. With Voyager 2, New Horizons, Webb and a car: what distance really means. ## Missions & Spacecraft - [Moments: a mission replayed in 3D on one clock](https://blog.spaceradar.ai/moments-a-mission-on-one-clock/): Release 1.5.0 adds Moments, missions replayed in 3D on one clock. The first is Apollo 11's Saturn V from ignition to the escape tower. - [Where is the ISS right now? Two addresses in the sky](https://blog.spaceradar.ai/where-is-the-iss-right-now/): Where is the ISS right now, who is aboard, and how do you see it tonight? The two places where people live in space, and what happens after 2030. ## Skywatching - [What Is in the Sky Tonight? Relearning to Look Up](https://blog.spaceradar.ai/what-is-in-the-sky-tonight/): Most of us have never seen the Milky Way from home. Here is what is in the sky tonight from a city balcony, and how to read it in ten minutes. - [ISS pass tonight? Ask the sky over your own street](https://blog.spaceradar.ai/iss-pass-tonight-sky-from-your-street/): Is there an ISS pass tonight, and what else is up? How Space Radar's Tonight view works out the sky from a named street, and what “visible” really means. - [Solar Eclipse 2027: Six Minutes of Night at Noon](https://blog.spaceradar.ai/solar-eclipse-2027-six-minutes/): The total solar eclipse of 2 August 2027 crosses Spain, North Africa and Arabia, with six minutes of night near Luxor. Where to stand and what you’ll see. ## How It's Built - [Free planetarium software for a classroom with no Wi-Fi](https://blog.spaceradar.ai/free-planetarium-software-offline-classroom/): Free planetarium software that runs with no internet: how a school keeps its own copy of Space Radar, what a lesson looks like, and what stops working. - [A virtual space tour that begins with a family photo](https://blog.spaceradar.ai/virtual-space-tour-narrated-trips/): A virtual space tour should be a story, not a manual. How Space Radar's 26 narrated trips are written, and three retold, from the Moon to a dead star. - [A live satellite map that tells you when it is guessing](https://blog.spaceradar.ai/live-satellite-map-open-source/): Space Radar is a free, open-source live satellite map of everything in orbit. Why a map of space has to be honest and kind at once, and what that costs. - [How accurate is satellite tracking? Follow the numbers](https://blog.spaceradar.ai/how-accurate-is-satellite-tracking/): How accurate is satellite tracking, and where does the data come from? One number on Space Radar, followed back to its source, and how to correct it. ## Optional - [Space Radar, the live 3D map](https://www.spaceradar.ai/): the free, open-source map the stories are about - [Source code](https://github.com/Sara-Managed-Projects/space-radar) - [RSS feed](https://blog.spaceradar.ai/feed.xml) - [Sitemap](https://blog.spaceradar.ai/sitemap.xml)