SOFIA Discovers Water on the Moon

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Questions and Answers

What is the main idea behind Oscar Wilde's quote, 'We are all in the gutter, but some of us are looking at the stars'?

  • The lower class will always be stuck in poverty, but the upper class can achieve greatness.
  • It is important to acknowledge the negative aspects of life before striving for something better.
  • Everyone experiences hardship, but some choose to maintain a positive outlook and pursue their ambitions. (correct)
  • Only those who ignore their problems can truly achieve happiness and success.

Why is SOFIA, NASA's telescope, located in a Boeing 747?

  • To enable quick relocation to different astronomical locations.
  • To escape the Earth's atmosphere to get better views of the cosmos. (correct)
  • To avoid light pollution from cities.
  • To be closer to celestial objects, traveling closer to them.

What is the significance of SOFIA's discovery of water ice on the Moon for future space missions?

  • It confirms that the Moon was once covered entirely in water.
  • Astronauts may be able to utilize this water as a resource instead of transporting it from Earth. (correct)
  • The presence of water indicates the potential for finding life on the Moon.
  • It provides a new source of fuel for spacecraft traveling to other planets.

According to the content, what is a potential benefit of investing in science and technology?

<p>The improvement of a country's human development index. (B)</p> Signup and view all the answers

Why do scientists consider the Moon to be a 'museum of the history of the Solar System'?

<p>It may contain information about the origin of life on Earth. (C)</p> Signup and view all the answers

What was Carl Sagan's message when reflecting on the 'Pale Blue Dot' photograph?

<p>Human divisions and conflicts are meaningless when viewed from a cosmic scale, and we should treat each other and our planet with kindness and care. (D)</p> Signup and view all the answers

Why was the 'Pale Blue Dot' photograph so significant?

<p>It provided a humbling perspective on the scale of the universe and humanity's place within it. (D)</p> Signup and view all the answers

What does the content imply about the cost-effectiveness of space exploration?

<p>Despite its high costs, the returns in scientific knowledge and technological advancements can be beneficial. (B)</p> Signup and view all the answers

What underlying assumption is made when questioning the value of space exploration in light of global issues?

<p>Resources spent on space exploration could be used to address immediate problems on Earth. (D)</p> Signup and view all the answers

How did Nicolaus Copernicus's theory change the world?

<p>It shifted the understanding of Earth's place in the universe, triggering a revolution in thought and science. (A)</p> Signup and view all the answers

What is the most probable reason for private enterprises like Blue Origin and SpaceX to plan lunar bases?

<p>To utilize lunar resources and establish a long-term presence in space. (B)</p> Signup and view all the answers

If sending a half-litre water bottle into space costs between $9,000 and $44,000, what is the primary implication for long-duration space missions?

<p>Finding alternative water sources in space is essential. (B)</p> Signup and view all the answers

Compared to the United States' military spending, how does NASA's funding compare?

<p>NASA receives a significantly smaller amount of funding compared to the military. (C)</p> Signup and view all the answers

Assuming NASA's budget remained constant at $22 billion per year, approximately how many years would it take to accumulate enough funds to build 4 colonies on Mars, based on the estimate provided?

<p>Approximately 27 years. (B)</p> Signup and view all the answers

What does the passage suggest about the relationship between scientific advancements and societal progress?

<p>Scientific advancements are crucial for improving the overall well-being and prosperity of a society. (D)</p> Signup and view all the answers

Flashcards

Looking at the stars

Focusing on goals and aspirations despite facing difficulties in life.

NASA

U.S. space agency founded in 1958, advancing scientific knowledge of Earth and the cosmos.

SOFIA

Stratospheric Observatory for Infrared Astronomy, a telescope built in a Boeing 747.

Lunar water

Water found on the Moon in the form of ice, discovered by SOFIA.

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Artemis Program

NASA's program to send a mission to the Moon in 2028 and establish a base in the 2030s.

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Human Development Index

Statistic measuring the overall health and prosperity of a country's population.

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Heliocentric model

Earth is not the center of the Universe.

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'Pale Blue Dot'

Photo of Earth taken by Voyager space probe in 1990, showing Earth as a tiny speck.

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Voyager

Space probe launched by NASA in 1977 to explore the Solar System.

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Study Notes

  • Oscar Wilde said, "We are all in the gutter but some of us are looking at the stars," meaning that even when facing difficulties, it's important to remain positive and focus on goals.
  • NASA epitomizes this by advancing scientific knowledge of Earth and the cosmos since 1958.
  • SOFIA (Stratospheric Observatory for Infrared Astronomy) recently made a key discovery.
  • SOFIA is a telescope built in a Boeing 747 that overcomes atmospheric interference such as clouds and light pollution, which blur light from stars.

Going Back to the Moon

  • SOFIA discovered water ice on the Moon.
  • This lunar water is beneficial for future astronauts. Saving money as transporting water from Earth to space is very costly.
  • NASA's Artemis Program plans a Moon mission in 2028 and a base in the 2030s.
  • Japan, China, Blue Origin, and SpaceX also plan lunar missions and bases.
  • Transporting a 1/2 litre of water to space costs $9,000 - $44,000.

Is This Money Well Spent?

  • While the world faces issues like a pandemic, space exploration investments are valuable.
  • The US military budget is $600 billion, while NASA's is $22 billion.
  • $600 billion could fund the building of four colonies on Mars.
  • Countries investing in science and technology have higher human development indexes.
  • Science spending yields significant returns, exemplified by COVID-19 vaccine research.
  • Scientists view the Moon as a "museum of the history of the Solar System."
  • Visiting the moon could help with the answer to how life began on earth.

Pale Blue Dot

  • Nicolaus Copernicus' heliocentric model changed the world.
  • In 1990, NASA's Voyager probe, launched in 1977, captured the "Pale Blue Dot" photo of Earth.
  • Earth appeared as a tiny pixel-sized spot in the vast cosmos.
  • Carl Sagan emphasized unity and preservation of Earth, our only home, when seeing the photo, we should "deal more kindly with one another, and to preserve and cherish the pale blue dot, the only home we’ve ever known.”

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