7 April 2026 | Daily Current Affairs

Artemis II Mission Breaks Apollo 13 Distance Record

Context: Artemis II Mission

Artemis II is a crewed lunar flyby mission that has surpassed the distance record of Apollo 13 (400,171 km), making it the farthest humans have travelled from Earth.

Summary (with lunar missions evolution):
• Since 1958: 77+ Moon missions by multiple countries.

Key milestones:
• Luna 9 → first soft landing
• Apollo 11 → first human landing
• Chang’e 4 → far side landing
• Chandrayaan-3 → south pole landingWhat Artemis II shows:
• Return of humans to deep space (after ~50 years)
• Step towards future Moon landing (Artemis III)

Artemis II Mission
Artemis II Mission
Artemis II Mission
Artemis II Mission

India Bangladesh Relations Reset After Political Transition

Context: India Bangladesh Relations

After political transition in Bangladesh, ties with India are being reset through high-level engagement, moving from leader-centric to institutional relations.

Key Issues

2.1 Political Trust
• Post-Hasina phase → trust deficit + demand for neutrality

2.2 Border
• 4,096 km border
• Issues: migration, smuggling, firing incidents

2.3 Water
• 54 shared rivers
• Teesta dispute unresolved | Ganga Treaty (1996) functional

2.4 Trade & Economy
• Bilateral trade: ~USD 15–16 bn
• India exports: ~USD 13–14 bn
• Imports: ~USD 2 bn
• Issues: trade imbalance, access restrictions
• Strength: duty-free access, strong connectivity

2.5 Security Sentiment
• Anti-India sentiment during transition phase
• Attacks on Indian establishments

Current Developments

• High-level meetings resumed
• Foreign Minister visit (first after regime change)
• Focus: energy, trade, connectivity, regular dialogue

Core Shift

• From: Personality-driven ties
• To: Institutional + people-to-people engagement

India Bangladesh Relations
PYQ – 2015, Ans – C
India Bangladesh Relations

Fast Breeder Reactor at Kalpakkam Achieves Criticality

Context

India’s Kalpakkam Fast Breeder Reactor (PFBR) attaining criticality marks the operationalisation of Stage 2 of India’s nuclear programme. This is important because it connects India’s present uranium-based reactors with its long-term goal of thorium-based energy.

India’s Nuclear Programme

India’s programme is designed around its resource reality:
• Limited uranium
• Large thorium reserves

So, the strategy is sequential:
Use uranium → generate plutonium → use plutonium to activate thorium

Three-Stage Nuclear Programme

Stage 1 – Uranium Stage
• Reactors: Pressurised Heavy Water Reactors (PHWRs)
• Fuel: Natural uranium

What happens:
• Uranium undergoes fission → produces electricity
• Side output: Plutonium is generated inside the reactor

Understanding:
This stage is not just for power; it is mainly to produce plutonium, which India lacks naturally.

Stage 2 – Plutonium Stage (Current focus: PFBR)
• Reactors: Fast Breeder Reactors (FBRs)
• Fuel: Plutonium (from Stage 1)

What happens:
• Plutonium produces energy
• At the same time, it converts unused material (Uranium-238) into more plutonium
• Also produces excess neutrons

Understanding:
This stage does two critical things:

  1. Multiplies nuclear fuel (breeding)
  2. Generates the neutron environment required to use thorium

This is why PFBR is called a defining step.

Stage 3 – Thorium Stage (Final goal)
• Fuel: Thorium (abundant in India)

What happens:
• Thorium itself cannot produce energy directly
• It absorbs neutrons (from Stage 2 system)
• Converts into Uranium-233, which is a usable fuel

Then:
• Uranium-233 undergoes fission → produces electricity
• Can sustain further reactions

Understanding:
Thorium becomes useful only after conversion, and that conversion depends on plutonium-driven reactions of Stage 2.

Why PFBR is crucial

• Without Stage 2:
• Thorium cannot be effectively utilised

• PFBR enables:
• Transition from fuel-consuming system → fuel-generating system

• Makes India:
• Capable of long-term, resource-based nuclear energy independence

Fast Breeder Reactor
Fast Breeder Reactor
Fast Breeder Reactor
Fast Breeder Reactor
PYQ – 2011, Ans – A
Fast Breeder Reactor
Fast Breeder Reactor

Piprahwa Relics Return Highlights Ladakh Buddhist Heritage

Context: Piprahwa Relics

• Piprahwa relics (1898, UP) returned to Leh (Ladakh) after ~127 years
• Event = civilisational recovery of Buddha-linked heritage

Piprahwa Relics (Basics)

• Contents → Bone fragments | reliquary caskets | ritual objects
• Association → Buddha / Shakya clan
• Importance → One of the earliest major Buddhist relic discoveries in India

Ladakh’s Historical Role

• Buddhist corridor (not a peripheral region)
• Connectivity → India → Central Asia → China (Khotan)
• Function → Spread of monks | texts | art | ideas

Evidence in Region

• Locations → Suru | Dras | Khaltse | Mulbekh
• Remains → Stupas | inscriptions | rock carvings | Maitreya statue
• Link → Kashmir–Gandhara Buddhist tradition

Core Argument

• Ladakh = Civilisational + heritage zone
• Not only = Strategic/military frontier

Diplomacy Angle

• Buddhism → India’s soft power tool
• Ladakh → Gateway for Buddhist diplomacy (Central & East Asia)

Piprahwa Relics
Piprahwa Relics
PYQ – 2023, Ans – B

Indo Pacific Strategy Needs West Asia Integration

Context: Indo Pacific Strategy

West Asia conflict shows Indo-Pacific strategy is incomplete without West Asia linkage.

Core Link

• Indo-Pacific depends on West Asia for:
• Energy | Trade routes | Security stability

Key Impacts

3.1 Energy
• ~80% oil & LNG via Strait of Hormuz
• Disruption → price rise + supply risk

3.2 Trade
• Higher insurance + delays
• Impact → global supply chains

3.3 Strategic
• Military shifts → security concerns in Indo-Pacific

What needs to be done

4.1 Diversify energy
• Alternate suppliers + renewables

4.2 Secure sea lanes
• Cooperation: India, Japan, Australia, ASEAN

4.3 Policy shift
• Indo-Pacific must include West Asia dimension

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