It takes approximately 50 minutes to fully reload an S-400 launcher, though highly trained crews can reduce this to 30 minutes. The process requires a specialised 22T6 transloader crane, creating a dangerous vulnerability window during combat.

How long does it take to reload an S-400 launcher?

From Muttiah Muralitharan to Malcolm Marshall, here's a look at top five bowlers fastest to take 300 wickets in Test cricket. This list also includes Ravichandran Ashwin, Dennis Lillee and Richard Hadlee

Meet top 5 bowlers fastest to 300 Test wickets

To intercept an ICBM, an S-400 missile would need to exceed Mach 20 (24,000 km/h) to catch the hypersonic re-entry vehicle. The current 40N6E missile peaks at Mach 14, forcing Russia to build the S-500 Prometheus for true intercontinental defence.

How fast would an S-400 missile need to be to intercept an ICBM?

An ICBM is significantly faster than any S-400 missile. Strategic ICBMs reach staggering velocities of Mach 20 to Mach 25 (30,000 km/h) in space, easily outpacing the S-400's fastest interceptor, the 40N6E, which peaks at Mach 14 (17,000 km/h).

ICBM vs S-400 missile: Which one is actually faster?

The S-400's famous 400-km range only applies to aircraft. Against ballistic missiles, its protection envelope shrinks to a 60-km radius (11,300 sq km) due to the extreme speed of incoming threats, forcing it into a strict point-defence role.

How much territory could an S-400 actually protect from a ballistic missile?

'In search of Moon’s water': SpaceX successfully launches NASA’s Lunar Trailblazer into orbit

Falcon 9 Launch

Athena and Lunar Trailblazer’s Mission

Artemis Programme

Commercial Lunar Payload Services 

Onboard Science and Technology

Lunar Surface Communications System

 Additional Payloads

A SpaceX Falcon 9 rocket lifted off from NASA’s Kennedy Space Center on 26 February, carrying the Athena lunar lander and NASA’s Lunar Trailblazer orbiter. The launch supports NASA’s ongoing efforts to explore the Moon’s surface.


'Incoming traffic on Moon': IM successfully launches 3rd lunar lander of 2025 via SpaceX rocket

Athena Lander Heads to the Moon 

Mission Objective

Deployment of Additional Spacecraft

More Precise Landing Required 

Use of Experimental Technologies

 Limited Mission Duration

Second Attempt at Lunar Operations 

Houston-based Intuitive Machines has successfully launched its second lunar lander, Athena, aboard a SpaceX Falcon 9 rocket. The launch took place from Florida as part of NASA’s Commercial Lunar Payload Services (CLPS) programme.

'Iron oxide containing water': Scientists discover the real reason behind Mars' reddish appearance

Mars' Red Hue

Study Contradicts Previous Assumptions

Data from Multiple Spacecraft and Rovers Used

Laboratory Experiments

Different Timeline for Habitability

Past Life on Mars

Future Missions

New research challenges the long-held belief that Mars' red colour emerged under dry conditions. The study suggests that the planet’s signature hue is due to ferrihydrite, an iron oxide containing water, which formed when Mars was a cool and wet world.


'3.5 billion years ago': China's Zhurong rover discovers long-lost ancient beach on Mars

Evidence of an Ancient Shoreline

Ground-Penetrating Radar Findings

Location in Utopia Basin

Longstanding Water Presence

Potential for Past Life

 Geological Preservation

Published Research

China’s Zhurong rover has detected signs of a long-lost Martian beach, with radar data revealing smooth, sloping sand layers buried 10 metres beneath the surface. The discovery supports the idea that Mars once had a vast ocean.


'First time ever': NASA's James Webb Telescope discovers 2 planets disintegrating in deep space

Planetary Disintegration

K2-22b

BD+054868Ab

Tails Spanning Millions of Miles

Unexpected Chemical Signatures Detected

Projected Lifespan

Research Undergoing Peer Review

Astronomers have directly observed two exoplanets shedding their outer layers into space for the first time. The observations provide a rare look into the interiors of these planets, which has remained challenging even for Earth.


'Beyond our understanding of science': Astronomers detect strange activity in Hydra cluster

Ultra-Diffuse Galaxies

Observations

Case Study

Formation of UDGs

Higher Metal Enrichment

LEWIS Project

Published Finding

Astronomers studying 30 Ultra-Diffuse Galaxies (UDGs) in the Hydra galaxy cluster have found unexpected rotational motion in around half of them. These findings challenge previous theories on how these faint galaxies form and evolve.

'Battle of sky in 1561': Were UFO sightings reported before the 20th century?

Early Sky Observation

Ancient Texts and Omens

1561 Nuremberg Incident

Military and Foreign Threats

1947 Kenneth Arnold Sighting

Rise of UFO Reports

Cultural Narratives

Reports of unexplained aerial phenomena have been recorded for centuries. However, there is no consensus on what constitutes the first UFO sighting, as many historical accounts describe unusual celestial events without explicitly identifying them as unidentified flying objects.

'India, Pakistan at risk': Australia's collision with Asia will form new mountain ranges and alter coastlines 

Australia's Movement Toward Asia

Part of a Larger Geological Cycle 

Impact on Biodiversity 

Shifting GPS Coordinates 

Infrastructure and Technology 

 India and Pakistan

Geological Consequences

Scientists have observed that the Australian continent is moving north at a rate of 7 cm per year. This gradual shift, caused by plate tectonics, is expected to lead to a collision with Asia in the distant future.


'India, Pakistan at risk': Australia's collision with Asia will form new mountain ranges and alter coastlines

'Invisible space bomb': Asteroid YR4 to disappear in April, leaving Earth defenceless until 2028

International Collaboration Underway

Potential Deflection or Destruction

Challenges

YR4’s Composition 

Possibility of Nuclear Intervention 

Tracking Window Until 2025 

Impact Risk

NASA is working with global space agencies, including China’s CNSA, Russia’s Roscosmos, and the European Space Agency (ESA), to assess the potential threat of asteroid YR4 and formulate a response strategy.


'Built for 5, flying past 50': NASA's Ingenuity helicopter achieves major milestone in Mars missions

50th Flight on Mars

Supporting the Perseverance Rover

Advancing Technology

Software and Navigation Upgrades

Monitoring Long-Term Performance

Mars Sample Return

Continuing the Mission One Flight

NASA’s Ingenuity helicopter successfully conducted its 50th flight on April 13, reaching a record altitude of 18 metres (59 feet) during a 146-second mission. Initially designed for just five flights, the helicopter has significantly exceeded expectations.

'Metal foam': ISRO's Bhartiya Space Station to get an upgrade from the researchers of IIT-Madras

IIT-Madras Research

Metal Foam

'In Space for Space and for Earth' Initiative

Microgravity Drop Tower

Enhancing Protection

Advancing Space Manufacturing

Expanding Space

As ISRO prepares for the Bharatiya Antariksh Station, researchers at IIT-Madras are working on protective solutions for the structure. Their focus is on developing advanced materials that can withstand the harsh conditions of space.

‘Fully retard’: Elon Musk slams Danish astronaut for denying NASA’s Sunita Williams ‘stuck in space’ situation

Musk Clashes with Astronaut

Mogensen Rejects

Musk’s Response

Sunita Williams and Boeing Starliner

NASA's Decision to Use SpaceX

Return Date Shifted 

NASA’s Plan 

Elon Musk engaged in a heated exchange with Danish astronaut Andreas Mogensen on X after claiming that former US President Joe Biden intentionally left two American astronauts stranded on the International Space Station (ISS).

'20% budget cut': NASA's James Webb Telescope needs $317 million to operate in 2025

Budget Reduction Plans 

Growing Demand

NASA’s 2025 Budget

Scientific Operations

Long-Term Mission

Structural and Economic Challenges

Changes in US Administration

NASA’s James Webb Space Telescope (JWST) could see its operational budget cut by up to 20 per cent, impacting all aspects of its activities. The Space Telescope Science Institute (STScI) in Maryland, responsible for managing the telescope, has been directed to prepare for these reductions.


'Cosmic vampire': ESA's Einstein Probe discovers two stars eating each other

Unusual X-ray Flash

Binary System

Stellar Evolution

Nova Explosions

A Rare Insight

Supernova Fate Awaits

A Race Against Time

On 27 May 2024, astronomers using the Chinese-European Einstein Probe observed a powerful X-ray flash from a nova explosion in the Small Magellanic Cloud. This event was traced to a binary star system containing a white dwarf and a massive Be star.

‘A magical night’: All 7 planets to be visible from India on Mahashivratri to mark the end of Mahakumbh 2025

Rare Celestial Event

Planetary Alignment

Observing the Planets

Science Behind Planetary Alignment

Significance

Another Opportunity

Faith and Astronomy

As Mahakumbh 2025 nears its conclusion, a rare astronomical event will unfold in the night sky. All seven planets—Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune—will be visible from India, coinciding with Mahashivratri celebrations.

'30 days = 1 year on Earth’: Scientists discover exoplanet where clock moves 10 times faster than our planet

WASP-121b’s Atmosphere

Ultra-Hot Jupiter 

Strong Winds

First 3D Atmospheric Map 

Unusual Jet Streams

Detection of Titanium 

Exoplanetary Weather

WASP-121b is classified as an ultra-hot Jupiter, a gas giant that orbits very close to its host star. A single year on this planet lasts just 30 Earth hours, meaning time moves roughly 10 times faster compared to Earth. Due to tidal locking, one side of the planet remains in constant daylight, while the other side remains in darkness.


Why Elon Musk wants to 'crash' International Space Station as soon as possible? 

End of the Mission

Deorbiting the ISS

Russia’s Uncertain Commitment

Musk’s Push

Musk’s Influence

Moon and Mars

NASA’s Stance on ISS

The International Space Station (ISS), built in 1998 through a collaboration between NASA, the Canadian Space Agency, the European Space Agency, Japan’s JAXA, and Russia’s Roscosmos, has been in continuous operation since November 2000. 


Why Elon Musk wants to 'crash' International Space Station as soon as possible?

'4,000-year-old mystery': Indian scientists conduct underwater search for Krishna’s Dwarka in Arabian Sea

Underwater Exploration 

Location and Significance

Team Led by Alok Tripathi

Archaeological Findings

Historical Context

PM Modi’s Visit

Bridging Mythology

The Archaeological Survey of India (ASI) has resumed underwater excavations at Dwarka, nearly two decades after its last exploration between 2005 and 2007. 

'3,500-year-old': Scientists discover dead body of Egypt’s greatest King, Thutmose II

First Royal Tomb Discovery

British-Egyptian Excavation Team

Location in Theban Mountains

Tomb Initially Mistaken

Architectural and Artistic Features

Evidence

Archaeologists have uncovered the tomb of King Thutmose II, the first royal burial site found in Egypt since Howard Carter’s discovery of Tutankhamun’s tomb in 1922.


'Cheapest version': Apple launches iPhone 16e! Know all about features, pricing, battery life and more

 Apple Expands iPhone 16 Lineup

Performance and Battery Life 

Built for Apple Intelligence 

Camera and Photography

Connectivity and Safety Features 

Action Button

Sustainability and Environmental

Apple has introduced the iPhone 16e, a new addition to the iPhone 16 series, positioned as a more affordable option. Pre-orders begin on 21 February, with availability starting on 28 February.

'Arabian sea and Mumbai': NASA identifies possible Asteroid YR4 strike zone that could destroy Earth

Impact Risk for 2024 YR4 

Identified Risk Corridor 

European Space Agency

Discovery and Initial Observations 

Size and Impact 

Next Step in Monitoring 

 Planetary Defence

The asteroid’s possible impact zone, or “risk corridor,” extends across the eastern Pacific Ocean, northern South America, the Atlantic Ocean, Africa, the Arabian Sea, and South Asia (India, Pakistan, Sri Lanka, Nepal, Afghanistan, Bangladesh). Major cities along this path include Bogotá, Mumbai, and Dhaka, each with millions of residents.


'Earth will run out of oxygen': Super AI begins countdown for mass human extinction event

A new study led by the University of Bristol uses advanced simulations to predict Earth's future climate. It suggests that extreme conditions could make the planet uninhabitable in 250 million years.


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How long does it take to reload an S-400 launcher?

Meet top 5 bowlers fastest to 300 Test wickets

How fast would an S-400 missile need to be to intercept an ICBM?

ICBM vs S-400 missile: Which one is actually faster?

How much territory could an S-400 actually protect from a ballistic missile?