As of 2023, at least 2,600 active satellites are orbiting the Earth.

截至 2023 年，至少有 2600 颗活跃卫星绕地球运行。

The number of active satellites has jumped 68 percent from a year ago.

活跃卫星的数量比一年前增加了68%。

From active satellites to unknown material.

从活跃的卫星到未知材料。

Today, U.S. Space Command is tracking more than 40,000 objects in space and only about 5,000 of them are active satellites.

今天，美国太空司令部正在追踪太空中超过4万个物体，其中只有大约5000个是活跃的卫星。

[Loren] So that increased the amount of active satellites by such a high percentage.

- [Loren] 因此，活跃卫星的数量增加了如此高的百分比。

At present, there are more than 3,000 active satellites moving around the Earth, according to Statista, a German company that works on market data.

据专门从事市场数据分析的德国公司 Statista 的数据显示，目前有 3000 多颗活跃的卫星在围绕地球运行。

Another company, Neumann Space of Australia, is working on a way to collect old satellites and turn them into fuel for currently active satellites.

另一家公司，澳大利亚的诺伊曼太空公司，正在研究一种收集旧卫星并将其转化为目前活跃的卫星的燃料的方法。

The fear is that if we don't start taking this litter out of the sky soon, it will become a significant threat to active satellites.

令人担忧的是，如果我们不尽快开始将这些垃圾从天空中清除出去，它将成为对活跃卫星的重大威胁。