MOXIE and the challenge of human missions to Mars, C1
Explore what MOXIE actually demonstrated on Mars and why oxygen production addresses only one part of a crewed mission.
MOXIE y el verdadero desafío de llevar humanos a Marte
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About this article
What you'll learn
Fourteen cards on spaceflight risks, technical vocabulary, inference, concession, and purpose clauses.
A factual C1 article based on NASA sources explains MOXIE results, five human spaceflight hazards, and the limits of the oxygen experiment. No fictional scene is used.
After reading
Article learning block
Phrases, words, grammar, and quick practice from this text.
Phrases for training
Add useful phrases to SRS or mark them as already known.
a bordo de
newaboard
The phrase locates a person or object inside a vehicle.
Common in reports about ships, aircraft, and spacecraft.
conviene poner la cifra en perspectiva
newit is useful to put the figure in perspective
This expression asks the reader to interpret a number in its proper context.
Useful in analytical and argumentative writing.
no equivale a
newdoes not amount to
It rejects an inaccurate equivalence between two things.
Useful for qualifying claims precisely.
Key words
Vocabulary that carries the school-day topic.
Device
dispositivo
device
A piece of equipment designed for a specific purpose.
Frequent in scientific and technical texts.
Purity
pureza
purity
The proportion of a substance that is free from unwanted materials.
Useful for discussing laboratory and industrial results.
Propellant
el propelente
the propellant
A substance used to produce thrust in a rocket or another vehicle.
Key vocabulary for space engineering.
Confinement
El confinamiento
confinement
The condition of remaining within a limited space.
Useful in discussions of health and long missions.
Self-sufficiency
la autosuficiencia
self-sufficiency
The ability to operate without depending on outside help.
Important in texts about remote operations and resilience.
Hostile environments
entornos hostiles
hostile environments
Places whose conditions can threaten human health or operations.
Useful in science, exploration, and safety contexts.
Grammar in context
Patterns from the text worth noticing after reading.
Concession with aunque
Aunque el resultado fue modesto
Although the result was modest
Aunque introduces a fact that does not cancel the main point.
It helps build a balanced argument.
Residir en que
La utilidad de MOXIE reside en que
The usefulness of MOXIE lies in the fact that
Residir en que introduces the proposition that explains the core of an issue.
Useful for formal explanations and analyses.
Purpose with para que
Para que una tripulación pudiera depender de esta técnica
For a crew to be able to rely on this technique
Para que introduces a purpose clause with a different subject and therefore takes the subjunctive.
It expresses requirements and goals precisely.
The more, the more
Cuanto más lejos se encuentra una nave de la Tierra
The farther a spacecraft is from Earth
Cuanto más links two changes that vary together.
Useful for expressing proportional relationships.
Conditional for a projected result
Producir oxígeno localmente resolvería una parte concreta del problema
Producing oxygen locally would solve one specific part of the problem
Resolvería presents a projected consequence rather than a completed fact.
It separates a plausible outcome from an observed result.
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