Sunday, 27 November, 2022

Topic: Satellite

Secret behind luminous jets at centre of galaxies solved after 40 yrs, shock waves hold key

In a study in the journal Nature, scientists found that particles surrounding blackholes are accelerated by shock waves to nearly the speed of light, that look like luminous jets.

In its commercial debut, India’s largest rocket set to launch 36 satellites for UK-based company

The satellites, meant for global connectivity needs, will be launched Sunday and are OneWeb's first collaboration with ISRO and NSIL in India.

Don’t auction satellite spectrum if you want good rural broadband, says chief of telco body IAFI

Bharat Bhatia, president of telecom body ITU-APT Foundation of India (IAFI), says satellite broadband is a must for rural connectivity, but spectrum auctions could get in the way.

Absence of a space force huge gap in India’s security cover, must be filled on priority

Adversaries like Pakistan and China can impact India’s space capabilities through jamming, lazing, hacking, or spoofing.

ISRO launches new rocket with satellite built by girl students, suffers ‘data loss’ in final phase

A new kind of rocket for launching small payloads into orbit, SSLV carried two satellites with payloads marking India’s 75th year of Independence. Status of satellites is currently unclear.

Amid India-China tensions, Army conducts exercise ‘Skylight’ to test satellite-based systems

The exercise not only validated protocols to switch completely to satellite-based communication in case of a conflict but also brought to light key lacunae in the systems.

ISRO successfully launches new earth observation satellite in 2022’s first launch

The PSLV-C52 mission injected the EOS-04 as well as two other satellites into orbit in the early hours of Monday.

Russia shooting down satellite hints at future of International Space Station. It’s grim

While a moratorium on further testing of DA-ASAT weapons may take time, there is no reason why countries cannot start exchanging data on debris in outer space.

What is the cryogenic upper stage that led to failure of ISRO’s earth observation satellite

EOS-03 skips orbit as indigenous engine fails to ignite. The cryogenic upper stage on GSLV rocket launcher carries liquid oxygen and hydrogen at very cold temperatures.

ISRO begins countdown for EOS-03 launch, India’s first state-of-art Earth observation satellite

EOS-03 is expected to provide real-time, high-resolution imaging of a larger surface area at much frequent intervals. It is expected to monitor natural disasters and 'episodic events'.

On Camera


A general view of the opening ceremony of the G20 finance ministers and central bank governors meeting in Jakarta, Indonesia, February 17, 2022. Mast Irham/Pool via REUTERS

G20 presidency is India’s chance to fix power imbalances in artificial intelligence adoption

Without considering AI challenges across the world, equitably reaping its benefits will remain inadequate, leading to a more unequal and divisive future.
Representational image | Wiki Commons

How India-Australia FTA is set to boost trade that’s already at a record high

While the bulk of the trade between India and Australia is so far in the energy sector, the FTA is expected to broaden this to include other goods and services.


Illustration: Soham Sen | The Print

Modi govt moves with Arunachal Frontier Highway, among India’s ‘toughest’ projects yet, China in mind

The 2,000 km-long highway will be of strategic importance to military. Same equipment used on other side of LAC being deployed to carry out work on tough terrain, say officials.

A Gujarat gamble: A likely reason Rahul is not giving Modi a fight this assembly election

I'd rather not buy idea that Rahul's holding his fire until 2024. More likely, Congress believes Karnataka offers best chance of winning a Gujarat-sized state if Gujarat is too challenging.