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Artemis II passa por blackout de comunicação no retorno à Terra

ultimosegundo.ig.com.br · Mariana Geraidine Araújo · 2026-04-10 · 266 words
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Source Quality 3
Perspective Balance 1
Contextual Depth 4
Language Neutrality 5
Transparency 4
Logical Coherence 5
Article
Os astronautas da missão Artemis II, passam por uma interferência na comunicação, prevista para durar cerca de 6 minutos, durante retorno à Terra nesta sexta-feira (10). O "blackout" ocorre devido ao intenso aquecimento que a cápsula é submetida após reentrada na atmosfera terrestre, formando um plasma ao redor da nave e impedindo a passagem das ondas de rádio.

O iG acompanha a transmissão da NASA. Confira:

Mais cedo, também como parte do processo de retorno à Terra, a cápsula Orion se desprendeu do módulo de serviço e houve a última "queima" dos motores para ajuste de trajetória.

Segundo a NASA, a perda de comunicação é um procedimento planejado, normal e esperado, com o sinal sendo reestabelecido assim que a nave atravesse a parte mais crítica à aproximadamente 38.000 km/h.

O pouso está previsto para às 21h 07 min, no Oceano Pacífico, na costa de San Diego, Estados Unidos. Logo depois, os tripulantes serão resgatados pela equipe da NASA.

Missão histórica

Lançada em 1º de abril a partir de Cabo Canaveral com o foguete Space Launch System, a missão retorna à Terra depois de contornar o lado oculto da Lua.

Os astronautas Reid Wiseman, Victor Glover, Christina Koch e Jeremy Hansen alcançaram a maior distância da Terra já registrada por humanos.Eles fizeram parte do primeiro voo tripulado nas proximidades da Lua desde o programa Apollo, encerrado na década de 1970.

A missão também marcou avanços simbólicos: Glover é o primeiro astronauta negro em uma missão lunar; Koch foi a primeira mulher e Hansen, o primeiro não norte-americano a participar de uma operação desse tipo.

*Estagiária sob supervisão

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Source Quality
Perspective
Context
Neutrality
Transparency
Logic
Source Quality 3/5
3/5 Score

Source classification (primary/secondary/tertiary), named vs anonymous, expert credentials, variety

Summary

Relies on a single named secondary source (NASA) for key claims, with no primary sources or expert commentary.

Findings 2

"Segundo a NASA"

The article attributes key information to NASA as a named source.

Named source

"Segundo a NASA"

NASA is cited as the source for information about the communication blackout being planned and normal.

Secondary source
Perspective Balance 1/5
1/5 Score

Acknowledgment of multiple viewpoints, counterarguments, and balanced presentation

Summary

Presents only NASA's official perspective on the events without any alternative viewpoints, counterarguments, or critical analysis.

Findings 1

"Segundo a NASA, a perda de comunicação é um procedimento planejado, normal e esperado"

The article presents the communication blackout solely as a normal, planned procedure according to NASA, with no other perspective.

One sided
Contextual Depth 4/5
4/5 Score

Background information, statistics, comprehensiveness of coverage

Summary

Provides good historical context about the mission's significance and technical details about the re-entry process.

Findings 3

"Lançada em 1º de abril a partir de Cabo Canaveral com o foguete Space Launch System"

Provides launch date, location, and rocket details for historical context.

Background

"primeiro voo tripulado nas proximidades da Lua desde o programa Apollo, encerrado na década de 1970"

Provides historical context comparing the mission to the Apollo program.

Context indicator

"à aproximadamente 38.000 km/h"

Includes a specific speed statistic for context.

Statistic
Language Neutrality 5/5
5/5 Score

Absence of loaded, sensationalist, or politically biased language

Summary

Uses completely factual, descriptive language without sensationalism or politically loaded terms.

Findings 2

"passam por uma interferência na comunicação, prevista para durar cerca de 6 minutos"

Uses neutral, descriptive language to report the event.

Neutral language

"O pouso está previsto para às 21h 07 min, no Oceano Pacífico"

States facts neutrally without embellishment.

Neutral language
Transparency 4/5
4/5 Score

Author attribution, dates, methodology disclosure, quote attribution

Summary

Clear author attribution, date, and good quote attribution, though lacks methodology disclosure.

Findings 1

"Segundo a NASA"

Clearly attributes claims to NASA.

Quote attribution
Logical Coherence 5/5
5/5 Score

Internal consistency of claims, absence of contradictions and unsupported causation

Summary

No logical inconsistencies, contradictions, or unsupported causal claims detected.

Logic Issues

Contradiction · high

Conflicting values for 'the': 38 vs 1

"Heuristic: Values conflict between P2 and P4"

Core Claims

"The Artemis II astronauts experienced a planned communication blackout during re-entry."

Attributed to NASA with 'Segundo a NASA'. Named secondary

"The mission was the first crewed flight near the Moon since Apollo."

Presented as factual background without specific attribution. Unattributed

Logic Model Inspector

Inconsistencies Found

Extracted Propositions (9)

  • P1

    "The blackout was due to intense heating forming plasma around the capsule."

    Factual
  • P2

    "The signal re-establishes after passing the critical phase at ~38,000 km/h."

    Factual In contradiction
  • P3

    "Splashdown was planned for 21:07 in the Pacific Ocean near San Diego."

    Factual
  • P4

    "The mission launched on April 1st from Cape Canaveral on SLS."

    Factual In contradiction
  • P5

    "The crew reached the farthest distance from Earth recorded by humans."

    Factual
  • P6

    "Victor Glover is the first Black astronaut on a lunar mission."

    Factual
  • P7

    "Christina Koch was the first woman on such a mission."

    Factual
  • P8

    "Jeremy Hansen was the first non-American on such a mission."

    Factual
  • P9

    "Intense heating during re-entry causes forms plasma -> blocks radio waves -> causes communication blackout."

    Causal

Claim Relationships Graph

Contradiction
Causal
Temporal

Detected Contradictions (1)

  • 1
    Involved propositions: P2 P4

    Conflicting values for 'the': 38 vs 1

    Show formal proof
    Heuristic: Values conflict between P2 and P4
View Formal Logic Representation
=== Propositions ===
P1 [factual]: The blackout was due to intense heating forming plasma around the capsule.
P2 [factual]: The signal re-establishes after passing the critical phase at ~38,000 km/h.
P3 [factual]: Splashdown was planned for 21:07 in the Pacific Ocean near San Diego.
P4 [factual]: The mission launched on April 1st from Cape Canaveral on SLS.
P5 [factual]: The crew reached the farthest distance from Earth recorded by humans.
P6 [factual]: Victor Glover is the first Black astronaut on a lunar mission.
P7 [factual]: Christina Koch was the first woman on such a mission.
P8 [factual]: Jeremy Hansen was the first non-American on such a mission.
P9 [causal]: Intense heating during re-entry causes forms plasma -> blocks radio waves -> causes communication blackout.

=== Constraints ===
P2 contradicts P4
  Note: Conflicting values for 'the': 38 vs 1

=== Causal Graph ===
intense heating during reentry -> forms plasma  blocks radio waves  causes communication blackout

=== Detected Contradictions ===
UNSAT: P2 AND P4
  Proof: Heuristic: Values conflict between P2 and P4

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