Space Missions and Crypto Tech in November 2025: EVA, Microgravity, and Blockchain Advances

When you think about space missions, human-led efforts to explore, operate, and survive beyond Earth’s atmosphere using advanced technology and rigorous planning. Also known as human spaceflight, it isn’t just about rockets blasting off—it’s about the quiet, complex systems keeping astronauts alive for months in a place where even sweat becomes a threat. In November 2025, the focus wasn’t on grand launches, but on the details that make those launches possible: how astronauts prepare for spacewalks, how moisture is controlled inside the ISS, and how new fuel depots could one day send humans to Mars.

Behind every spacewalk is EVA maintenance, planned extravehicular activity that requires precise tools, simulated scenarios, and safety protocols to prevent life-threatening failures in orbit. NASA didn’t just test new gloves or tethers—they redesigned entire workflows to handle longer, more complex repairs on future lunar and Mars ships. Meanwhile, microgravity, the near-weightless environment created by continuous free-fall in orbit that changes how materials, fluids, and even human bodies behave became a lab for breakthroughs. Scientists saw purer crystal growth in space, fibers with less signal loss, and water recovery systems hitting 98% efficiency—turning urine and sweat into drinkable water, again and again. These aren’t sci-fi ideas; they’re the daily reality on the ISS, and they’re being built into the next generation of spacecraft.

But space wasn’t the only frontier pushing forward. In the same month, blockchain finality, the point at which a cryptocurrency transaction becomes irreversible and cannot be altered, even by network participants moved from theory to practice. New protocols slashed confirmation times, making crypto feel as instant as a credit card. At the same time, cryogenic propellant depots, orbital fuel stations storing liquid hydrogen and oxygen to refuel spacecraft mid-mission, enabling deeper space travel without massive launch payloads moved from concept to prototype. Companies like SpaceX and Blue Origin were testing them in low Earth orbit, proving you don’t need to launch everything from the ground. These aren’t separate stories—they’re two sides of the same coin: solving hard problems with precision, redundancy, and smart engineering.

What you’ll find below is a curated look at November 2025’s most practical, most urgent developments. From Russian language training for ISS emergencies to how Bitcoin miners report taxes, from urban GPS fixes to X-ray telescope optics—every article answers a real question someone is asking right now. No fluff. No hype. Just what’s working, what’s changing, and what’s coming next.