Aditya L1

Aditya L1

India’s first solar mission to study the Sun from L1 point between the Sun and the Earth.

  • Launched on PSLV-C57 rocket from Srihari Kota spaceport
  • Second astronomy observatory class mission


  • Observe photosphere, chromosphere and corona of sun in different wavebands
  • Understand the physics and heating mechanism of the solar corona 


  • Understand sun’s radiation, heat, flow of particles and magnetic field
  • Understand the heat anomaly of solar corona
  • Understand influence of solar events on weather


  • Makes mission fuel efficient
  • Unobstructed view even during eclipse
  • Payloads can directly observe the sun 

L1 is already home to Solar and Heliosphere Observatory Satellite.




Visible Emission Line Coronagraph (VELC)

  • Primary payload
  • Imaging of solar corona
  • Capable of simultaneous imaging, spectroscopy and spectro-polarimetry

Other payloads 

  • Solar Ultraviolet Imager (SUIT): Photosphere and chromosphere imaging
  • Solar Low Energy X-ray Spectrometer (SoLEXS): Electromagnetic wave spectrometer
  • High Energy L1 Orbiting X-ray Spectrometer (HEL1OS): Electromagnetic wave spectrometer
  • Aditya Solar wind Particle Experiment (ASPEX): Solar wind analyzer
  • Plasma Analyzer Package for Aditya (PAPA): Solar wind analyzer
  • Magnetometers: Study in situ magnetic fields

The Digital India Act 2023

The digital India Act, 2023 (DIA) is a proposal law in India that aims to regulates the digital landscape in the country. It is intended to replace the existing Information Technology Act 2000, which has been criticized for being outdated and inadequate.

What is the need of DIA 2023

  • To address the inadequacies of Information Technology Act 2000
  • These provisions underscore the legislative responsibility to the ever-changing digital landscape.
  • To bring India’s regulatory landscape in sync with the digital revolution of the 21st century.
  • DIA is a commendable step towards addressing the challenging of the digital age.
  • Reenforces the rights of the people. 
  • It is a crucial step towards ensuring, accountable and innovative digital future for India.
  • It promotes ethical AI practices, data piracy in blockchain applications, and mechanisms for accountability in the use of these technologies

Key Provisions

  1. It places a strong emphasis on online safety and trust, with a commitment to safeguarding citizen’s rights in the digital world
  2. New guidelines for the growing new-age technologies like AI and Blockchain
  3. The concept of an open internet, striking a balance between accessibility and necessary
  4. Right to be forgotten
  5. It Potentially shifts the online accountability standards by reviewing the safe harbour principles

Other NEWS

Dhole IUCN Endangered

a wild canid found in the forests of central, south, and southeast Asia

Threats: human disturbances, habitat loss, prey base reduction, retaliatory killings

MENA Climate week Middle East and North Africa Climate week’s second conference held at Riyadh

These regions are among most vulnerable to the effects of climate change

Gilt Fund A type of debt mutual fund

gilt funds primarily invest in government securities

They are safer and low risk investment option

Indian Air Force  Union Jack in the upper left canton 

The RIAF roundel (Red, White & Blue) on the fly side

The Air Force Crest in the top right corner

The motto of the IAF is inscribed below Himalayan eagle in golden Devanagari.

The IAF motto has been taken from verse 24, Chapter 11 of the Bhagavad Gita.


About sree nivas

Check Also

Expunction in Parliamentary Proceedings

Context The first special session of the 18th Lok Sabha concluded amid disputes regarding the …

Leave a Reply

Your email address will not be published. Required fields are marked *

Get Free Updates to Crack the Exam!
Subscribe to our Newsletter for free daily updates