astronomy

Thousand-yard stare

Thousand-yard stare is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Thousand-yard stare rather than just read about it. In short: The thousand-yard stare (also referred to as the two-thousand-yard stare) is a blank, unfocused gaze of people experiencing dissociation due to acute stress or traumatic events. The phrase was originally used to describe war combatants and the post-traumatic stress disorder (PTSD) they exhibited but is now also used to refer to an unfocused gaze seen in people under a stressful situation, or in people with certain m…

Key takeaways

Thousand-yard stare belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Thousand-yard stare to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Thousand-yard stare from memory before moving on to harder problems.

Reference excerpt

The thousand-yard stare (also referred to as the two-thousand-yard stare) is a blank, unfocused gaze of people experiencing dissociation due to acute stress or traumatic events. The phrase was originally used to describe war combatants and the post-traumatic stress disorder (PTSD) they exhibited but is now also used to refer to an unfocused gaze seen in people under a stressful situation, or in people with certain mental health conditions. The thousand-yard stare is often associated with shell shock, combat stress reaction, and other trauma-related mental health conditions.

Origin The phrase was popularized after Life magazine published the painting Marines Call It That 2,000 Yard Stare by World War II artist and correspondent Tom Lea, although the painting was not referred to with that title in the 1945 magazine article. The painting, a 1944 portrait of a nameless Marine at the Battle of Peleliu, is now held by the United States Army Center of Military History in Fort Lesley J. McNair, Washington, D.C. About the real-life Marine who was his subject, Lea said:

He left the States 31 months ago. He was wounded in his first campaign. He has had tropical diseases. He half-sleeps at night and gouges Japs out of holes all day. Two-thirds of his company has been killed or wounded. He will return to attack this morning. How much can a human being endure? When recounting his arrival in Vietnam in 1965, then-Corporal Joe Houle (director of the Marine Corps Museum of the Carolinas in 2002) said he saw no emotion in the eyes of his new squad: "The look in their eyes was like the life was sucked out of them". He later learned that the term for their condition was "the 1,000-yard stare". "After I lost my first friend, I felt it was best to be detached," he explained.

See also Catatonia – Psychiatric behavioural syndrome Defence mechanism – Unconscious psychological mechanism Flashback (psychology) – Psychological phenomenon Hypervigilance – Nervous system condition James Blake Miller – United States Marine

References

Illustrations

Worked examples

Example 1 — a first encounter with Thousand-yard stare

Start with the simplest possible case. Write down what Thousand-yard stare claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Thousand-yard stare before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Thousand-yard stare ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Thousand-yard stare

In research: Thousand-yard stare appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Thousand-yard stare in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Thousand-yard stare is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1940s neologisms, Aftermath of war, Anxiety disorders, so understanding it makes those chapters shorter.
In everyday life: Look for Thousand-yard stare outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Thousand-yard stare in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Thousand-yard stare means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Thousand-yard stare out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Thousand-yard stare in simple terms?

Why does Thousand-yard stare matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Thousand-yard stare?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Thousand-yard stare.