What you see on the image is the NGC 7635, an emision nebula on the Casiopea constelation, a beautiful image. It’s 7 light years wide and show us the limits […]

In the southern hemisphere you can see the Large Magellanic Cloud (LMC), used by this (Magellan) in navigation in this hemisphere, we can find the N44 that is nothing more […]


Today I want to talk about a subject that is under development and which, until many years, absolutely not see anything, how to travel faster than light. As we know, […]


I have never spoken of solar sails is that there is an idea (running) thrust is to harness solar winds like the old sailboats to push small loads (not think […]