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UPSC Prelims 2025: High-Yield Topics For General Studies Paper 1
Here are the high-yield topics for UPSC Prelims 2025, including economics, current affairs, science and technology, environment, history, and geography.
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ISRO's Ambitious 'Gaganyaan' Mission With Indian Crew To Lift Off In 2027
India's first human spaceflight from Sriharikota will lift off in 2027. There have been repeated pushbacks on the human space flight, but the technology is complex, and India is mastering it on its own. No country shares this critical technology.
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Gaganyaan Mission To Be Held In First Quarter Of 2027: ISRO Chief
The launch of India's maiden human space flight -- Gaganyaan -- has been pushed to the first quarter of 2027, nearly five years later than the original schedule as it races to ace technologies for such complex projects.
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ISRO and IIT Madras Unveil Research Centre for Space Thermal Sciences
ISRO and IIT Madras have launched the S Ramakrishnan Centre of Excellence for Research in Fluid and Thermal Sciences. The facility, inaugurated on 17 March 2025, will focus on spacecraft cooling, fluid dynamics, and cryogenic engine advancements. Housed in IIT Madras’ Department of Mechanical Engineering, it will facilitate collaboration between ...
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ISRO SpaDeX Successfully Undocks, Advancing Chandrayaan-4 and Gaganyaan
ISRO has successfully completed the undocking of its Space Docking Experiment (SpaDeX), marking a crucial advancement in India’s space capabilities. The controlled separation of two satellites confirms India’s ability to execute complex docking maneuvers, a key requirement for missions like Chandrayaan-4 and Gaganyaan. According to ISRO, furthe...
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What Is Slowing India's Rocketship In Space Economy? New Report Says...
A lack of a solid legal framework around the governance and use of space technology remains a huge challenge as India seeks to become a frontline spacefaring nation, a new report has said.
-
ISRO Successfully Tests Semi-Cryogenic Engine for Future Heavy-Lift Launches
ISRO has successfully conducted a hot test for the semi-cryogenic SE2000 engine, a crucial step in enhancing future heavy-lift space missions. The Power Head Test Article (PHTA) validated key engine subsystems, including the gas generator, turbo pumps, and pre-burner. The new propulsion system, using liquid oxygen and kerosene, offers improved effi...
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ISRO Unveils World’s Largest 10-Tonne Vertical Mixer for Solid Propellants
ISRO, in collaboration with CMTI, has developed a 10-tonne vertical planetary mixer, the largest of its kind for solid propellants. The system improves precision, efficiency, and safety in propellant production, which is vital for rocket motors. Weighing 150 tonnes, the mixer successfully passed factory-level tests. It is expected to enhance India...
-
IIT Madras and ISRO Unveil IRIS, India’s First Aerospace-Grade Semiconductor
IIT Madras and ISRO have successfully developed and booted IRIS, an indigenous aerospace-grade semiconductor chip for space applications. Based on the SHAKTI processor, IRIS is designed for IoT and compute systems, integrating fault-tolerant memory and advanced serial buses. The entire design, fabrication, and assembly were completed in India under...
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ISRO Dismisses Glitch Reports in SpaDeX Docking, Confirms Mission Progress
ISRO has confirmed that its maiden space docking mission, SpaDeX, was successfully completed without technical issues. While docking precision was achieved, orbit-raising efforts faced setbacks due to an oxidiser valve issue. The agency is working on solutions and plans to conduct further experiments. The mission, launched on December 30, 2024, dem...
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ISRO Successfully Conducts CE20 Cryogenic Engine Vacuum Test for LVM-3
ISRO has successfully conducted a vacuum ignition test of its CE20 cryogenic engine at the Propulsion Complex in Mahendragiri, Tamil Nadu. The test aimed to assess the engine’s restart capability under space-like conditions, a critical requirement for advanced missions. Developed by ISRO’s Liquid Propulsion Systems Centre, the CE20 engine power...
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ISRO’s NVS-02 Satellite Stalls in Orbit Due to Technical Malfunction
A technical issue has stalled the orbit-raising operations of ISRO’s NVS-02 satellite, launched on January 29. While solar panels are functioning and communication is stable, the oxidizer valves have failed to open, preventing thruster activation. Tracking data indicates the satellite remains in its initial orbit. ISRO is assessing alternative wa...
-
ISRO Successfully Executes SpaDeX Docking Experiment, India Becomes Fourth Nation to Achieve the Feat
India has joined an elite group of nations, successfully completing the SpaDeX docking experiment on January 16, 2025. Conducted by the Indian Space Research Organisation (ISRO), the mission used two satellites, SDX01 (Chaser) and SDX02 (Target), demonstrating advanced technology for spacecraft rendezvous and docking. This achievement positions Ind...
-
Why Did ISRO Delay SpaDeX Space Docking Experiment for the Second Time?
The Indian Space Research Organisation (ISRO) has postponed the Space Docking Experiment (SpaDeX) for the second time, citing excessive drift between the satellites during manoeuvres. The mission, which aims to demonstrate docking and undocking technology critical for future space missions, was originally scheduled for Tuesday and then moved to Thu...
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Is There A Course To Join ISRO? FAQs On Careers In Indian Space Research Organisation
ISRO Recruitment 2025: A major constituent of the Department of Space (DOS), Government of India, ISRO conducts recruitment for a plethora of posts in the space technical or administrative areas.
-
UPSC Prelims 2025: High-Yield Topics For General Studies Paper 1
Here are the high-yield topics for UPSC Prelims 2025, including economics, current affairs, science and technology, environment, history, and geography.
-
ISRO's Ambitious 'Gaganyaan' Mission With Indian Crew To Lift Off In 2027
India's first human spaceflight from Sriharikota will lift off in 2027. There have been repeated pushbacks on the human space flight, but the technology is complex, and India is mastering it on its own. No country shares this critical technology.
-
Gaganyaan Mission To Be Held In First Quarter Of 2027: ISRO Chief
The launch of India's maiden human space flight -- Gaganyaan -- has been pushed to the first quarter of 2027, nearly five years later than the original schedule as it races to ace technologies for such complex projects.
-
ISRO and IIT Madras Unveil Research Centre for Space Thermal Sciences
ISRO and IIT Madras have launched the S Ramakrishnan Centre of Excellence for Research in Fluid and Thermal Sciences. The facility, inaugurated on 17 March 2025, will focus on spacecraft cooling, fluid dynamics, and cryogenic engine advancements. Housed in IIT Madras’ Department of Mechanical Engineering, it will facilitate collaboration between ...
-
ISRO SpaDeX Successfully Undocks, Advancing Chandrayaan-4 and Gaganyaan
ISRO has successfully completed the undocking of its Space Docking Experiment (SpaDeX), marking a crucial advancement in India’s space capabilities. The controlled separation of two satellites confirms India’s ability to execute complex docking maneuvers, a key requirement for missions like Chandrayaan-4 and Gaganyaan. According to ISRO, furthe...
-
What Is Slowing India's Rocketship In Space Economy? New Report Says...
A lack of a solid legal framework around the governance and use of space technology remains a huge challenge as India seeks to become a frontline spacefaring nation, a new report has said.
-
ISRO Successfully Tests Semi-Cryogenic Engine for Future Heavy-Lift Launches
ISRO has successfully conducted a hot test for the semi-cryogenic SE2000 engine, a crucial step in enhancing future heavy-lift space missions. The Power Head Test Article (PHTA) validated key engine subsystems, including the gas generator, turbo pumps, and pre-burner. The new propulsion system, using liquid oxygen and kerosene, offers improved effi...
-
ISRO Unveils World’s Largest 10-Tonne Vertical Mixer for Solid Propellants
ISRO, in collaboration with CMTI, has developed a 10-tonne vertical planetary mixer, the largest of its kind for solid propellants. The system improves precision, efficiency, and safety in propellant production, which is vital for rocket motors. Weighing 150 tonnes, the mixer successfully passed factory-level tests. It is expected to enhance India...
-
IIT Madras and ISRO Unveil IRIS, India’s First Aerospace-Grade Semiconductor
IIT Madras and ISRO have successfully developed and booted IRIS, an indigenous aerospace-grade semiconductor chip for space applications. Based on the SHAKTI processor, IRIS is designed for IoT and compute systems, integrating fault-tolerant memory and advanced serial buses. The entire design, fabrication, and assembly were completed in India under...
-
ISRO Dismisses Glitch Reports in SpaDeX Docking, Confirms Mission Progress
ISRO has confirmed that its maiden space docking mission, SpaDeX, was successfully completed without technical issues. While docking precision was achieved, orbit-raising efforts faced setbacks due to an oxidiser valve issue. The agency is working on solutions and plans to conduct further experiments. The mission, launched on December 30, 2024, dem...
-
ISRO Successfully Conducts CE20 Cryogenic Engine Vacuum Test for LVM-3
ISRO has successfully conducted a vacuum ignition test of its CE20 cryogenic engine at the Propulsion Complex in Mahendragiri, Tamil Nadu. The test aimed to assess the engine’s restart capability under space-like conditions, a critical requirement for advanced missions. Developed by ISRO’s Liquid Propulsion Systems Centre, the CE20 engine power...
-
ISRO’s NVS-02 Satellite Stalls in Orbit Due to Technical Malfunction
A technical issue has stalled the orbit-raising operations of ISRO’s NVS-02 satellite, launched on January 29. While solar panels are functioning and communication is stable, the oxidizer valves have failed to open, preventing thruster activation. Tracking data indicates the satellite remains in its initial orbit. ISRO is assessing alternative wa...
-
ISRO Successfully Executes SpaDeX Docking Experiment, India Becomes Fourth Nation to Achieve the Feat
India has joined an elite group of nations, successfully completing the SpaDeX docking experiment on January 16, 2025. Conducted by the Indian Space Research Organisation (ISRO), the mission used two satellites, SDX01 (Chaser) and SDX02 (Target), demonstrating advanced technology for spacecraft rendezvous and docking. This achievement positions Ind...
-
Why Did ISRO Delay SpaDeX Space Docking Experiment for the Second Time?
The Indian Space Research Organisation (ISRO) has postponed the Space Docking Experiment (SpaDeX) for the second time, citing excessive drift between the satellites during manoeuvres. The mission, which aims to demonstrate docking and undocking technology critical for future space missions, was originally scheduled for Tuesday and then moved to Thu...
-
Is There A Course To Join ISRO? FAQs On Careers In Indian Space Research Organisation
ISRO Recruitment 2025: A major constituent of the Department of Space (DOS), Government of India, ISRO conducts recruitment for a plethora of posts in the space technical or administrative areas.
