Interstellar generation ships—vast self-contained worlds traveling for centuries to reach distant exoplanets—pose extraordinary challenges not only in technology but in social organization. Sustaining a stable,...

Interstellar voyages span decades or even centuries, posing immense challenges in sustaining human life and managing limited resources. One of the most promising solutions to...

As humanity prepares for interstellar voyages spanning decades or centuries, managing the complex systems of a spacecraft far from Earth becomes a monumental challenge. Communication...

I’ve visited some very interesting places on the Earth and Meteor Crater is one that stands out. It is also known as Barringer Crater, and...

Celestial navigation, also known as astronavigation, is the art and science of determining your position on Earth by measuring the angles between celestial bodies (like...