Manish Purohit

From Newton to ISRO | Interesting JEE Physics in Nature | Robert Hooks mentioned about it in 1665 in his work Micrographia. Isaac Newton talked about it in 1704 in his work OPTIKS and NTA asks questions about it in ...

ISRO plans to test technology for catching satellites in space with robotic arms. India will launch two key missions this year to dock, refuel, repair, relocate, deorbit, and extend the life of satellites.
The SPADEX mission will test low-impact cooperative docking technology, while the ISRO Servicer Mission will use a tethered debris capture technique. The challenges of tethered space debris capture include precise targeting, tether deployment and control, and de-orbiting. India aims to achieve space missions with 'zero debris' by 2030.

https://www.hindustantimes.com/india-news/isro-to-test-technology-for-catching-satellites-in-space-with-robotic-arms-101729865294153.html

https://youtu.be/oU02VWFC4n8
The Sun's Fury: A Ticking Time Bomb

Our Sun, the lifeblood of our planet, isn't always the calm, golden orb we see in the sky. Every 11 years, it undergoes a dramatic transformation, a cosmic rollercoaster ride that can have far-reaching consequences for Earth.

The Sun's Magnetic Flip-Flop

At the heart of this solar spectacle lies the Sun's magnetic field. This invisible force field, generated by the churning of superheated plasma, periodically flips its polarity. As this happens, the Sun's surface becomes a canvas of dark spots, known as sunspots. These spots are regions of intense magnetic activity, where powerful eruptions can occur.

Solar Storms: Nature's Fireworks

During periods of heightened solar activity, known as solar maximum, the Sun unleashes its fury in the form of solar flares and coronal mass ejections (CMEs). Solar flares are intense bursts of radiation, while CMEs are massive clouds of charged particles that can be hurled into space at millions of miles per hour.

A Threat to Our Technological World

While these cosmic events can be awe-inspiring, they also pose a significant threat to our modern, technology-dependent society. A powerful CME can disrupt Earth's magnetic field, inducing geomagnetic storms that can cause widespread power outages, damage satellites, and disrupt communication systems. In extreme cases, such events could even cripple critical infrastructure, leading to societal chaos.

Shielding Ourselves from the Sun's Wrath

Fortunately, Earth's magnetic field acts as a protective shield, deflecting most of the harmful radiation and charged particles. However, as solar activity intensifies, our planet becomes increasingly vulnerable to these cosmic assaults. Scientists closely monitor the Sun's behavior and issue warnings to mitigate the potential impact of solar storms.

By understanding the Sun's 11-year cycle and its associated phenomena, we can better prepare for the next solar maximum and safeguard our technological civilization from the Sun's wrath

Solar Storms can destroy Earth | What is Solar Maxima? Solar flares | Coronal Mass Ejections Sun's magnetic field flips every 11 years. Sun's surface gets black spots during this cycle and results in millions of tons of high energy plasma thrown out ...

Is ISRO ready for the upcoming challenges of BAS?
What are these challenges?
Do we have our own IVA/EVA Suit?
Do we have end to end capabilities to launch and bring Humans safely?
What are we going to do to achieve all these?

Listen to the details in this video.

Is ISRO Ready for Gaganyaan & Bharatiya Antariksha Station? ISRO Let's deep dive into the details of Gaganyaan and Bharatiya Antariksha Station. Chapters:00:00 Introduction00:59 What happe...