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Writing Samples
Band 5.5

how can space junk cause damage to spacecraft and how we can solve this problem ?

In
space
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, even the tiniest
objects
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 can cause immense harm. To stay in low-Earth orbit, an object would typically be travelling at a whopping 27,000kph. At that speed, even just a stray bolt or broken bit of solar panel could punch a hole through the metal casing or the delicate inner circuitry of a working satellite.
Space
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 may be big—really big—but, as humans find new reasons to launch ever more
satellites
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 ever more cheaply, the bit of it just beyond the Earth’s atmosphere is getting busy. That small region of
space
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 is estimated to contain 34,000
objects
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 more than 10cm across and almost 130m that are smaller than that. Using radar to
track
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 “
space
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junk
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” has hitherto been the preserve of governments. Actually, mostly one government: America’s. NASA, in collaboration with the US Department of Defence, keeps
track
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 of 27,000
objects
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 with a diameter of around 10cm or more.
Space
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 Fence, a new system built for America’s air force, makes 2m observations a day, many of closely spaced
objects
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 that are just 5cm across. But now, as we explore in the Science section
this
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 week, companies are getting involved. LeoLabs, an American company, has multiple radar sites around the world and can
track
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objects
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 slightly bigger than tennis balls (ie, 7cm or so across). The company sells its data to anyone who wants to know quickly how likely their newly launched satellite is to collide with some dangerous
junk
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.
Space
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junk
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 can
also
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 be tracked by arrays of cheap cameras that take pictures of the night sky every few seconds, or by systems that can bounce lasers off bits of debris.
Although
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 some of these newer methods might be less precise, they can
also
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 work out much cheaper. The future could involve tracking
junk
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 from
space
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 itself. Northstar Earth &
Space
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, based in Montreal, wants to launch up to a dozen
satellites
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 that use telescopic cameras to
track
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junk
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 from Earth orbit. Thinking about
space
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junk
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 has never been more urgent. There are more than 6,000
satellites
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 orbiting our planet today, around 60% of which are already defunct. In the coming decade, it’s estimated that almost 1,000 will be launched every year—so that by 2028, there could be 15,000 in orbit. The plans of SpaceX, OneWeb, Amazon and others to launch thousands of
satellites
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 in the coming years, in a bid to provide high-speed internet access around the world, will only accelerate the crowding of
space
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 around Earth.

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To get an excellent score in the IELTS Task 2 writing section, one of the easiest and most effective tips is structuring your writing in the most solid format. A great argument essay structure may be divided to four paragraphs, in which comprises of four sentences (excluding the conclusion paragraph, which comprises of three sentences).

For we to consider an essay structure a great one, it should be looking like this:

  • Paragraph 1 - Introduction
    • Sentence 1 - Background statement
    • Sentence 2 - Detailed background statement
    • Sentence 3 - Thesis
    • Sentence 4 - Outline sentence
  • Paragraph 2 - First supporting paragraph
    • Sentence 1 - Topic sentence
    • Sentence 2 - Example
    • Sentence 3 - Discussion
    • Sentence 4 - Conclusion
  • Paragraph 3 - Second supporting paragraph
    • Sentence 1 - Topic sentence
    • Sentence 2 - Example
    • Sentence 3 - Discussion
    • Sentence 4 - Conclusion
  • Paragraph 4 - Conclusion
    • Sentence 1 - Summary
    • Sentence 2 - Restatement of thesis
    • Sentence 3 - Prediction or recommendation

Our recommended essay structure above comprises of fifteen (15) sentences, which will make your essay approximately 250 to 275 words.

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