space trash

简明释义

太空垃圾

英英释义

例句

1.Scientists are developing new technologies to track space trash 太空垃圾 in Earth's orbit.

科学家正在开发新技术来追踪地球轨道上的太空垃圾。

2.Astronomers worry that space trash 太空垃圾 could interfere with their observations.

天文学家担心太空垃圾可能会干扰他们的观测。

3.The International Space Station must regularly maneuver to avoid collisions with space trash 太空垃圾.

国际空间站必须定期机动以避免与太空垃圾发生碰撞。

4.The increasing amount of space trash 太空垃圾 poses a serious threat to satellites.

日益增加的太空垃圾对卫星构成了严重威胁。

5.Many countries are collaborating to find solutions for the problem of space trash 太空垃圾.

许多国家正在合作寻找解决太空垃圾问题的方案。

作文

In recent years, the issue of space trash has become a growing concern for scientists, engineers, and policymakers around the world. Space trash refers to the debris left in Earth's orbit, which includes defunct satellites, spent rocket stages, and fragments from collisions or disintegration of spacecraft. As the number of satellites and space missions increases, so does the amount of space trash, posing significant risks to operational satellites and future missions.The origins of space trash can be traced back to the early days of space exploration. Since the launch of Sputnik in 1957, thousands of objects have been sent into orbit. Many of these objects are no longer functional, yet they continue to orbit the Earth at high speeds. The danger arises when these pieces of debris collide with active satellites or spacecraft, potentially causing catastrophic damage. For instance, in 2009, a defunct Russian satellite collided with an Iridium communications satellite, creating thousands of new fragments of space trash.One of the main challenges of managing space trash is that it travels at speeds of up to 28,000 kilometers per hour. At such velocities, even a small piece of debris can cause severe damage to a spacecraft. This has led to increased efforts to track and monitor space trash. Organizations like the United States Space Surveillance Network (SSN) use radar and telescopes to track thousands of pieces of debris, providing critical data to satellite operators to help them avoid potential collisions.In addition to tracking, there are also ongoing discussions about how to mitigate the problem of space trash. One proposed solution is to develop technologies that can remove debris from orbit. Concepts such as using nets, harpoons, or lasers to capture and deorbit defunct satellites are being explored. Another approach involves designing satellites that can deorbit themselves at the end of their operational life, reducing the risk of becoming space trash.International cooperation is essential in addressing the issue of space trash. Various space-faring nations have begun to collaborate on guidelines and best practices for satellite design and end-of-life disposal. The Inter-Agency Space Debris Coordination Committee (IADC) has developed recommendations aimed at minimizing the creation of new debris and ensuring the long-term sustainability of space activities.Public awareness of space trash is also crucial. As more people become interested in space exploration and satellite technology, understanding the implications of space trash becomes increasingly important. Educational initiatives can help raise awareness about the importance of responsible space practices and the potential consequences of neglecting this issue.In conclusion, space trash is a pressing challenge that requires immediate attention and action. As humanity continues to explore and utilize space, we must prioritize the sustainability of our orbital environment. By investing in tracking technologies, developing debris removal methods, and fostering international collaboration, we can work towards a future where space trash no longer poses a threat to our satellites and the safety of space missions. It is imperative that we take responsibility for our actions in space to ensure that it remains a safe and accessible frontier for generations to come.

近年来，太空垃圾的问题已成为全球科学家、工程师和决策者日益关注的焦点。太空垃圾是指留在地球轨道上的碎片，包括失效的卫星、废弃的火箭阶段以及由于碰撞或航天器解体而产生的碎片。随着卫星和太空任务数量的增加，太空垃圾的数量也在增加，这对正在运行的卫星和未来的任务构成了重大风险。太空垃圾的来源可以追溯到早期的太空探索。自1957年斯普特尼克号发射以来，数千个物体被送入轨道。许多这些物体已经不再功能正常，但它们仍然以高速绕地球运行。当这些碎片与活动卫星或航天器发生碰撞时，危险就出现了，可能造成灾难性的损害。例如，在2009年，一颗失效的俄罗斯卫星与一颗Iridium通讯卫星发生碰撞，造成数千个新的太空垃圾碎片。管理太空垃圾的主要挑战之一是它以每小时高达28,000公里的速度移动。在这样的速度下，即使是一小块碎片也能对航天器造成严重损害。这导致了对太空垃圾的跟踪和监测工作加大力度。美国太空监视网络（SSN）等组织利用雷达和望远镜跟踪数千个碎片，为卫星运营商提供关键数据，帮助他们避免潜在的碰撞。除了跟踪外，关于如何减轻太空垃圾问题的讨论也在进行中。一种建议的解决方案是开发能够清除轨道上碎片的技术。捕捉和去轨道失效卫星的概念，例如使用网、鱼叉或激光，正在被探索。另一种方法是设计能够在其运营生命周期结束时自行去轨道的卫星，从而减少成为太空垃圾的风险。国际合作在解决太空垃圾问题中至关重要。各种航天国家已经开始在卫星设计和生命周期结束处理方面合作制定指南和最佳实践。国际空间垃圾协调委员会（IADC）已制定了旨在最小化新碎片产生并确保太空活动长期可持续性的建议。公众对太空垃圾的认识也至关重要。随着越来越多的人对太空探索和卫星技术产生兴趣，理解太空垃圾的影响变得愈发重要。教育倡议可以帮助提高对负责任的太空实践及忽视此问题可能导致后果的认识。总之，太空垃圾是一个紧迫的挑战，需要立即关注和行动。随着人类继续探索和利用太空，我们必须优先考虑我们轨道环境的可持续性。通过投资于跟踪技术、开发碎片清除方法以及促进国际合作，我们可以朝着一个未来努力，使得太空垃圾不再对我们的卫星和太空任务的安全构成威胁。我们有必要对自己在太空中的行为负责，以确保它在未来几代人中仍然是一个安全且可接近的前沿。