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UPSC Current Affairs Digest
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UPSC PRELIMS / WRITTEN FOCUS:
Key factual data, participating nations, ranges, and organizations.
SSB GD & LECTURETTE ANGLE:
Geopolitical impact, operational readiness, and strategic deterrence.
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SenaPrep Daily Flash
Science & Tech
Space & Astronomy
28 Sep, 2026
NASA Science, Cargo Launch Aboard Northrop Grumman CRS-24 - NASA (.gov)
NASA Science, Cargo Launch Aboard Northrop Grumman CRS-24 NASA (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which commercial aerospace company successfully launched the CRS-24 cargo resupply mission carrying science investigations and supplies for NASA to the International Space Station?
(A) SpaceX
(B) Northrop Grumman
(C) Boeing
(D) Blue Origin
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
Northrop Grumman successfully executed the CRS-24 cargo resupply mission to deliver essential scientific investigations and supplies to the International Space Station for NASA.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Blood tests reveal why astronauts get constipated in space - ScienceDaily
Blood tests reveal why astronauts get constipated in space ScienceDaily
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Recent scientific studies utilizing blood tests have provided insights into which common physiological issue faced by astronauts during space missions?
(A) Constipation
(B) Kidney stones
(C) Bone density loss
(D) Muscle atrophy
Correct Answer: (A) — NDA/CDS/AFCAT Exam Pointer:
Recent blood test analyses have helped researchers understand the underlying physiological and biochemical reasons why astronauts frequently experience constipation in microgravity environments.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
ScienceDaily
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Millions of satellites orbiting Earth? Astronomers hope the UN can slow the coming data center doom - Space
Millions of satellites orbiting Earth? Astronomers hope the UN can slow the coming data center doom Space
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Recently, astronomers have appealed to which international body to intervene and regulate the exponentially growing number of satellites in Earth's orbit to prevent severe disruptions to astronomical observations?
(A) International Astronomical Union (IAU)
(B) United Nations (UN)
(C) World Meteorological Organization (WMO)
(D) United Nations Office for Outer Space Affairs (UNOOSA)
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
Astronomers have appealed to the United Nations (UN) to establish regulations to slow down the proliferation of low Earth orbit satellites that threaten astronomical research and data centers.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
Space
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
What You Need to Know About NASA’s SpaceX Crew-13 Mission - NASA (.gov)
What You Need to Know About NASA’s SpaceX Crew-13 Mission NASA (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which private aerospace manufacturer and space transportation company is contracted by NASA for the Crew-13 mission to the International Space Station?
(A) Blue Origin
(B) SpaceX
(C) Northrop Grumman
(D) Boeing
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
NASA utilizes SpaceX's spacecraft and launch vehicles as part of its Commercial Crew Program for missions to the International Space Station, including the Crew-13 mission.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Moon Image Galleries - NASA Science (.gov)
Moon Image Galleries NASA Science (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which global space agency maintains the comprehensive 'Moon Image Galleries' portal providing detailed scientific visualization and imagery of lunar exploration?
(A) ISRO
(B) NASA
(C) ESA
(D) JAXA
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
NASA manages the official science portal featuring dedicated Moon Image Galleries that document lunar missions, craters, and geological features.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA Science (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
World of Change: Antarctic Ozone Hole - NASA Science (.gov)
World of Change: Antarctic Ozone Hole NASA Science (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Over which major geographical region is the seasonal ozone hole primarily observed, as continuously monitored by agencies like NASA?
(A) Arctic region
(B) Antarctic region
(C) Equatorial Pacific region
(D) Sahara Desert
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
The seasonal ozone depletion phenomenon, commonly known as the ozone hole, primarily forms over the Antarctic region during the Southern Hemisphere's spring due to polar stratospheric clouds and chlorofluorocarbons (CFCs).
SSB Interview & Lecturette Framework:
Strategic Significance: Global Environmental Governance: Proactive participation in international climate treaties elevates India's stature as a responsible global power.
Group Discussion (GD) Angle: GD Topic: India's leadership in phase-down of HFCs under the Kigali Amendment to the Montreal Protocol.
IO Cross-Question Tip: IO Question: 'In which atmospheric layer is the protective ozone layer predominantly located?'
NASA Science (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Did space weather delay a train in 1841? - Physics World
Did space weather delay a train in 1841? Physics World
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Recent historical research published in Physics World suggests that a severe space weather event in which year potentially disrupted early railway operations?
(A) 1841
(B) 1859
(C) 1908
(D) 1921
Correct Answer: (A) — NDA/CDS/AFCAT Exam Pointer:
Recent historical scientific investigations, as highlighted in Physics World, point to a space weather event in 1841 that may have caused unexplained disruptions in early railway and telegraph systems.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
Physics World
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
China's space diplomacy lifts Pakistani astronaut toward orbit - Reuters
China's space diplomacy lifts Pakistani astronaut toward orbit Reuters
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which country recently facilitated the training and pathway to orbit for Pakistan's first astronaut as part of its expanding space diplomacy?
(A) United States
(B) Russia
(C) China
(D) France
Correct Answer: (C) — NDA/CDS/AFCAT Exam Pointer:
China is collaborating with Pakistan to train and send a Pakistani astronaut into orbit as part of its space diplomacy initiatives.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
Reuters
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
NASA Features Exploration, Science at International Space Conference - NASA (.gov)
NASA Features Exploration, Science at International Space Conference NASA (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which global space agency recently highlighted its latest scientific missions and exploration initiatives at the International Space Conference as featured by NASA.gov?
(A) ISRO
(B) NASA
(C) ESA
(D) JAXA
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
NASA actively showcased its latest space exploration and scientific research milestones at the International Space Conference.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
NASA Sets Coverage for Roman Space Telescope Launch from Florida - NASA (.gov)
NASA Sets Coverage for Roman Space Telescope Launch from Florida NASA (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
The Nancy Grace Roman Space Telescope, frequently featured in recent space exploration updates, is a flagship astronomy mission developed by which space agency?
(A) ISRO
(B) NASA
(C) ESA
(D) JAXA
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
The Nancy Grace Roman Space Telescope is a NASA observatory designed to study dark energy, dark matter, and exoplanets. It is scheduled for launch from Florida to conduct wide-field infrared astronomy.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Mapping Mangroves by Satellite - NASA Science (.gov)
Mapping Mangroves by Satellite NASA Science (.gov)
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which global space agency recently utilized advanced satellite technology for comprehensive global mapping and monitoring of mangrove ecosystems?
(A) ISRO
(B) NASA
(C) ESA
(D) JAXA
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
NASA utilizes advanced satellite Earth observation data to map and monitor vulnerable mangrove forests worldwide, helping track ecological changes and coastal carbon sequestration.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
NASA Science (.gov)
Original Source
Science & Tech
Space & Astronomy
28 Sep, 2026
Wow! Watch SpaceX's Starship megarocket deploy satellites into orbit for 1st time ever (photos, video) - Space
Wow! Watch SpaceX's Starship megarocket deploy satellites into orbit for 1st time ever (photos, video) Space
Expected NDA/CDS/AFCAT MCQ:
AI Exam Standard
Which of the following aerospace companies successfully deployed satellites into orbit using its Starship megarocket for the first time?
(A) Blue Origin
(B) SpaceX
(C) Rocket Lab
(D) Virgin Galactic
Correct Answer: (B) — NDA/CDS/AFCAT Exam Pointer:
SpaceX successfully deployed satellites into orbit for the first time using its massive Starship megarocket during a landmark flight test.
SSB Interview & Lecturette Framework:
Strategic Significance: Institutional Governance: Effective policy execution and civil-military alignment form the bedrock of national sovereignty.
Group Discussion (GD) Angle: GD Topic: The socio-economic impact of good governance and transparent public administration in India.
IO Cross-Question Tip: IO Question: 'How does strong domestic governance directly reinforce external national security?'
Space
Original Source
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