Why Did China's Space Station Choose Japan Over South Korea? A Complex Calculation...

Space Electromagnetic Technology Symposium: Focusing on Low-Earth Orbit Commercial Satellite Communication Payloads, Promoting Space Infrastructure ConstructionCurrently, the global aerospace industry is moving towards 6G, and space infrastructure is showing a trend of low-Earth orbit, commercialization, constellation formation, and low cost. In 2024, commercial space was included in the government work report, becoming a new type of productive force and a key driver of space infrastructure construction...

Why Do Female Astronauts Take Birth Control? Unveiling the Secret Challenges of SpaceIn 1961, Soviet cosmonaut Yuri Gagarin became the first human in space, ushering in a new era. Today, countless astronauts have ventured into space, but what remains largely unknown is that the number of female astronauts is remarkably small, and almost all of them are required to take birth control pills before missions...

The Rise of China's C919 and the Fall of Japan's SpaceJet: A Fateful Choice in the Aviation IndustryIn a context of rapid technological development, every breakthrough in the aviation industry represents both a challenge and a realization of human dreams. China's C919 and Japan's SpaceJet projects are two key moments in these breakthroughs, one rising to glory and the other ending in tragic failure...

Why Do Female Astronauts Take Birth Control Pills Before Going to Space? Can Space Menstruation Really Be Life-Threatening?From ancient times to the present, humanity has harbored a deep fascination with "ascending to heaven," with countless stories about gods and deities passed down through generations. This demonstrates our profound curiosity about life and places beyond Earth...

China's Space Program Soars: Remote Sensing Satellite 43 Successfully Launched, Pioneering New Technologies for Low-Earth Orbit ConstellationsOn August 16th, the Xichang Satellite Launch Center delivered good news: the Remote Sensing Satellite 43-01 group, launched aboard a Long March 4B rocket, successfully reached orbit. The successful launch of this "Chinese Star" marks another milestone for China's space program...

China's Space Program Creates Another Miracle: Two "Doomed" Satellites Return to Lunar Orbit, Unveiling the "Perigee Kick" Technology...

The Space Odyssey of Female Astronauts: From Birth Control to the StarsSince 1963 when Valentina Tereshkova became the first woman in space, more than 70 female astronauts have followed in her footsteps, pursuing their dreams of reaching for the stars. However, a perplexing question has lingered in the minds of many: why do female astronauts need to take "birth control" before venturing into space? What is the purpose of these medications, and how rigorous is the selection process for female astronauts?On October 16, 2021, the Shenzhou-13 spacecraft successfully sent 3 astronauts to the Chinese Space Station, including Wang Yaping, China's first female astronaut on the space station and the first Chinese woman to conduct a spacewalk...

Women in Space: Challenges and Opportunities Coexist, How Do They Conquer the Stars and Seas?In modern society, women have demonstrated extraordinary talent and courage in all fields, and space exploration is no exception. They work side by side with male astronauts, exploring the vast universe together, contributing to humanity's understanding of space...

Oxygen Factory in Space: Oxygen Supply and Carbon Dioxide Processing on the International Space StationWhere does the oxygen on the space station come from? It couldn't be transported from Earth, right? That would be incredibly expensive! The source of oxygen on the space station has always been a source of curiosity for netizens. After all, ensuring the astronauts' breathing in the space environment is paramount...

"Doing Math in Space": The 90s Scientist Behind Zhejiang's AI SatelliteOn August 10, 2023, a satellite named "Diwei Intelligent Emergency No. 1" was successfully launched from Jiuquan...

American Astronauts Stranded in Space for Two Months, Boeing Stumbles, Does C919 Seize the Opportunity?American astronauts have been "stranded" in the International Space Station (ISS) for over two months. The Boeing Starliner spacecraft, initially planned to return to Earth within a week, has been plagued by repeated malfunctions, delaying its return...