Naviation Satellite Systems overview

There are a lot of satellite navigation systems for Earth. Some are regional others are global. Some are composed by only one satellite and multiple earth-based stations, and other with hundred of satellites. This post will be an overview of the actual satellite systems. Some are in development but all are operational in some degree. … Continue reading Naviation Satellite Systems overview


Present and future crewed spacecrafts

There are a lot type of vehicles that carry humans, bicycles, cars, ships, planes and spacecrafts. In this post I will do a brief description of the present spacecrafts and the future ones that hopefully will carry humans to space and beyond. I will include only spacecrafts capable of at least one orbit and are … Continue reading Present and future crewed spacecrafts

Woman pioneers in space

Yesterday, march 8, was the international women day, and I though on describing some statistics (valid for today) and context in the space exploration, centered in the people who reached space. First, when I am saying Astronaut I include all the people who have been or are in space, not the trained ones. Also, I … Continue reading Woman pioneers in space


Astronaut daily life in space (ISS)

Astronauts have every minute planned by ground mission controllers. Their day starts at six o'clock int he morning (GMT time zone) to half past ten in the afternoon. They work 12 hours a day in the International Space Station (ISS), a large complex ship that needs constant attention, care and repairs. With a bit of … Continue reading Astronaut daily life in space (ISS)


NASA 2017-2018 Software Catalog

This is the third release of public release of software and code used by NASA (the first one was in 2014), with a 154 page document with all the info and a dedicates web page managed by the Technology Transfer Portal. The software is free of charge, but it has different access restrictions, depending on … Continue reading NASA 2017-2018 Software Catalog