As pioneers of humanity's venture beyond the solar system, the Voyager program has long provided the scientific community with invaluable data on interstellar space. According to observation records from the National Aeronautics and Space Administration (NASA), Voyager 1 officially crossed the heliopause into interstellar space in 2012; subsequently, Voyager 2 reached the same boundary in 2018. Although these two probes followed different flight paths and speeds, both successfully transmitted data on the physical environment at the edge of the solar system, providing a foundational background for human understanding of the interstellar medium.

Meanwhile, global space agencies are actively strengthening international cooperation to address more complex deep-space observations and planetary science missions, such as the BepiColombo mission jointly promoted by the European Space Agency (ESA) and the Japan Aerospace Exploration Agency (JAXA), as well as ongoing monitoring of interstellar visitors.

Regarding specific progress in international cooperation, the joint mission between ESA and JAXA has achieved significant results. The BepiColombo mission is currently continuing its exploration plan for Mercury; this mission is not only a major breakthrough in planetary science but also symbolizes the maturity of international technology and resource integration. Furthermore, the XRISM mission, a collaboration between NASA and JAXA, recently utilized X-ray observation technology to successfully capture the dynamic process of a pulsar accreting the "wind" of its companion star, providing critical data for high-energy astrophysics. At the same time, regarding the recent interstellar visitor 3I/ATLAS, relevant research indicates that it is highly likely the oldest comet ever observed.

These missions collectively demonstrate that current global space exploration has shifted from competition between individual agencies to joint, interdisciplinary scientific experiments, aiming to achieve scientific goals that were previously unattainable through resource sharing.

However, different perspectives still exist regarding data interpretation and scientific definitions across these missions. Taking 3I/ATLAS as an example, although current research tends to classify it as the oldest known comet, there is still room for discussion within the scientific community regarding the details of its origin and evolutionary path, pending more spectral data to confirm its composition. Additionally, while the data transmitted by Voyager confirmed the physical existence of the interstellar boundary, research teams still hold different model interpretations regarding the interaction mechanisms inside and outside the heliopause.

These discrepancies reflect the high degree of uncertainty in deep-space science. Even with the most advanced instruments, researchers face challenges such as weak signals and limited data resolution when dealing with remote interstellar environments. Consequently, current observational results for these celestial bodies are largely preliminary scientific inferences rather than final conclusions.

The impact of these international space missions on the global economy and industry is gradually emerging. Beyond pure scientific research, ESA’s BASS (Business Applications and Space Solutions) program is collaborating with JAXA to promote the application of satellite technology in smart cities and ground infrastructure. This trend of "terrestrializing space technology" shows that the space industry is no longer limited to aerospace manufacturing but has extended into commercial sectors such as data services, urban planning, and environmental monitoring. For participating regions, involvement in such international cooperation can significantly enhance the competitiveness of high-tech industries and drive the development of downstream application markets through technology transfer.

However, such cooperation also faces challenges in international policy coordination and funding allocation; ensuring technical interoperability between international agencies will be key to future industrial development.

Regarding the limitations and interpretations of these missions, experts caution against over-mythologizing the immediate benefits of space exploration. Taking the XRISM mission as an example, while its technology can observe extremely faint X-ray signals, the data processing involved is highly complex and susceptible to interference from cosmic background radiation. Furthermore, the Voyager probes have been in service for decades, and both power supply and communication bandwidth face severe limitations; any new observational data requires long-term calibration and verification. Therefore, when following these major scientific discoveries, the public should understand that scientific progress is a gradual process, and any single observational result must undergo repeated verification by the global scientific community before it can be translated into textbook knowledge.

Future observation priorities will focus on several core areas: first, further exploration data from BepiColombo in Mercury's orbit, which will directly influence our understanding of the formation process of planets within the solar system; second, whether the XRISM mission can continue to capture more samples of pulsar accretion phenomena to verify existing high-energy physics models; and finally, the monitoring of interstellar visitors like 3I/ATLAS, which will be a focal point for future planetary defense and research into the origins of the solar system. As international cooperation mechanisms deepen, it is expected that more comprehensive missions combining satellite communications, deep-space exploration, and commercial applications will emerge, which will not only be a milestone for the scientific community but will also continue to reshape the landscape of the global space industry.