News for 'Geostationary Transfer Orbit'

ISRO Reveals Connector Flaw Behind NVS-02

ISRO Reveals Connector Flaw Behind NVS-02

Rediff.com26 Feb 2026

ISRO stated that the disengagement of at least one contact -- in both the main and redundant paths -- of a connector led to the failure of NVS-02.

Unique experiment: Chandrayaan-3 propulsion module moved to orbit Earth

Unique experiment: Chandrayaan-3 propulsion module moved to orbit Earth

Rediff.com5 Dec 2023

The Propulsion Module (PM) of Chandrayaan-3 has been moved from an orbit around the Moon to an orbit around Earth, the Indian Space Research Organisation (ISRO) has said, terming the operation a unique experiment.

ISRO's GSAT-30 satellite launched aboard Ariane rocket

ISRO's GSAT-30 satellite launched aboard Ariane rocket

Rediff.com18 Jan 2020

The 3,357-kg satellite, which was deployed from the lower passenger position of Ariane-5 launch vehicle (VA 251) into the geostationary transfer orbit, is configured on ISRO's enhanced I-3K Bus structure to provide communication services from Geostationary orbit in C and Ku bands.

Pyro Valve Failure: Big Setback For ISRO

Pyro Valve Failure: Big Setback For ISRO

Rediff.com3 Feb 2025

'The satellite's condition is healthy.'

India's NavIC satnav system faces crucial test during war

India's NavIC satnav system faces crucial test during war

Rediff.com29 Apr 2025

The need for NavIC was cemented after India was denied access to crucial navigation data from global providers during the 1999 Kargil War.

100 missions in next 5 years? Why not, says ISRO

100 missions in next 5 years? Why not, says ISRO

Rediff.com29 Jan 2025

ISRO is part of an exclusive league which has forayed into the Moon and Sun.

'Matured boy' GSLV places gen-next INSAT-3DS weather satellite into orbit

'Matured boy' GSLV places gen-next INSAT-3DS weather satellite into orbit

Rediff.com17 Feb 2024

ISRO chairman S Somanath said the success gave the space agency "greater confidence," as the GSLV will be next deployed in the NISAR mission, a collaborative effort with the US' NASA.

First orbit raising operation of GSAT-6 completes successfully

First orbit raising operation of GSAT-6 completes successfully

Rediff.com29 Aug 2015

"First orbit raising operation of GSAT-6 was successfully completed by firing the Apogee Motor for 3385 seconds at 8:35 pm IST on August 28," the ISRO said.

Former ISRO Chairman To Probe Failure

Former ISRO Chairman To Probe Failure

Rediff.com8 Feb 2025

'The work is already on with various data being studied.'

Countdown Begins For ISRO's 100th Launch

Countdown Begins For ISRO's 100th Launch

Rediff.com28 Jan 2025

At 6.23 am on 29.1.2025, the 50.9 metre tall and weighing 420.7 ton Geosynchronous Satellite Launch Vehicle-F15 (GSLV-F15) is slated to blast off from the second launch pad carrying the 2,250 kg NVS-02 navigation satellite.

ISRO's 100th Mission Lifts Off In Style

ISRO's 100th Mission Lifts Off In Style

Rediff.com29 Jan 2025

The Indian Space Research Organisation successfully launched its 100th mission on Wednesday, with a GSLV rocket carrying navigation satellite NVS-02.

'My Job Is To Be A Facilitator'

'My Job Is To Be A Facilitator'

Rediff.com23 Jun 2025

'My job is to provide people with a bouquet of options they can choose from.'

ISRO back in action; plans to launch geo imaging satellite on Aug 12

ISRO back in action; plans to launch geo imaging satellite on Aug 12

Rediff.com10 Jul 2021

The 2,268-kg GISAT-1 was originally slated to be launched from Sriharikota in Andhra Pradesh's Nellore district, about 100 kms north of Chennai, on March 5 last year but was postponed a day before the blast-off due to technical reasons.

Countdown begins for launch of GSAT-29 amid Gaja threats

Countdown begins for launch of GSAT-29 amid Gaja threats

Rediff.com13 Nov 2018

ISRO Chairman K Sivan said there might by a postponement if the weather was not conducive.

Earth observation satellite-03 blasts off at 5.43 am, ISRO's 2nd launch this year

Earth observation satellite-03 blasts off at 5.43 am, ISRO's 2nd launch this year

Rediff.com12 Aug 2021

The earth observation satellite would provide real-time images of the country and also be able to quickly monitor natural disasters.

India's latest communication satellite launched on board European vehicle

India's latest communication satellite launched on board European vehicle

Rediff.com6 Feb 2019

The GSAT-31 is a 'high power' communication satellite going to serve and replace some of the satellites that are going to expire soon.

GSAT-11 satellite, ISRO's heaviest, to be launched on Dec 5

GSAT-11 satellite, ISRO's heaviest, to be launched on Dec 5

Rediff.com1 Dec 2018

Weighing about 5,854 kg, GSAT-11 would play a vital role in providing broadband services across the country, and also provide a platform to demonstrate new generation applications.

India's GSAT-18 satellite launched successfully

India's GSAT-18 satellite launched successfully

Rediff.com6 Oct 2016

GSAT-18, which aims at providing telecommunications services for the country by strengthening ISRO's current fleet of 14 operational telecom satellites, was launched into a Geosynchronous Transfer Orbit about 32 minutes after the lift-off.

ISRO launches India's heaviest satellite GSAT-11, will boost net connectivity

ISRO launches India's heaviest satellite GSAT-11, will boost net connectivity

Rediff.com5 Dec 2018

ISRO Chairman K Sivan described the GSAT-11 as the "richest space asset" for India.

GSAT-15, India's latest communications satellite, launched successfully

GSAT-15, India's latest communications satellite, launched successfully

Rediff.com11 Nov 2015

A high power satellite, GSAT-15 is being inducted into the INSAT/GSAT system. GSAT-15 carries a total of 24 communication transponders in Ku-band as well as a GPS-Aided GEO Augmented Navigation (GAGAN) payload operating in L1 and L5 bands.

ISRO's communication satellite GSAT-17 launched successfully from French Guiana

ISRO's communication satellite GSAT-17 launched successfully from French Guiana

Rediff.com29 Jun 2017

It also carries equipment for meteorological data relay and satellite based search and rescue services being provided by earlier INSAT satellites.

ISRO launches indigenously made communication satellite GSAT-6A

ISRO launches indigenously made communication satellite GSAT-6A

Rediff.com29 Mar 2018

The satellite would provide a thrust to mobile communication through multi-beam coverage facility, the ISRO said.

India's communication satellite GSAT-16 successfully launched

India's communication satellite GSAT-16 successfully launched

Rediff.com7 Dec 2014

Boosting India's communication services, its latest satellite GSAT-16 was successfully launched on board Arianespace rocket from the spaceport of Kourou in French Guiana in the early hours of Sunday, after a delay of two days due to bad weather.

Blast off! ISRO successfully launches GSAT-6 satellite

Blast off! ISRO successfully launches GSAT-6 satellite

Rediff.com27 Aug 2015

The feat is the second one for the Indian Space Research Organisation scientists in using the indigenously made cryogenic stage after the January 5, 2014 launch of GSLV-D5.

India scripts space history, successfully launches its 'Baahubali' rocket

India scripts space history, successfully launches its 'Baahubali' rocket

Rediff.com5 Jun 2017

The 43.43 metre tall rocket lifted off at 5.28 pm from the second launch pad at the Satish Dhawan Space Centre in Sriharikota

India's first military satellite GSAT-7 launched successfully

India's first military satellite GSAT-7 launched successfully

Rediff.com30 Aug 2013

India's first exclusive defence satellite GSAT-7 was successfully launched by European space consortium Arianespace's Ariane 5 rocket from Kourou spaceport in French Guiana on Friday, giving a major push to the country's maritime security.

ISRO launches advanced weather satellite

ISRO launches advanced weather satellite

Rediff.com8 Sep 2016

The rocket is almost 49 meters high -- as much as a 17-floor building. It weighs 415 tons -- as much as the combined weight of 80 full grown elephants.

ISRO launches crucial communication satellite on board 'Bahubali'

ISRO launches crucial communication satellite on board 'Bahubali'

Rediff.com15 Nov 2018

The 3,423 kg GSAT-29 carries Ka and Ku band high throughput transponders intended to meet the communication requirements of users, including in the North East and in Jammu and Kashmir.

ISRO launches second defence satellite, will be used by IAF

ISRO launches second defence satellite, will be used by IAF

Rediff.com19 Dec 2018

The mission life of the 2,250kg GSAT-7A, built by ISRO, is eight years. It will provide communication capability to users in Ku-band over the Indian region.

'You will succeed as long as you remember that the project is bigger than you'

'You will succeed as long as you remember that the project is bigger than you'

Rediff.com30 Aug 2023

'When a Project Director is appointed, the whole organization -- including the Chairman ISRO -- works for his success. It is a lesson that has been of abiding value all through the other projects I have worked on,' recalls the late President, one of the earliest pioneers at ISRO.

PSLV launches India's first navigational satellite

PSLV launches India's first navigational satellite

Rediff.com2 Jul 2013

In a landmark late Monday night journey into a new era of space application, India successfully launched its first dedicated navigation satellite using the Polar Satellite Launch Vehicle which blasted off from the Satish Dhawan Space Centre.

In pursuit of bigger dreams

In pursuit of bigger dreams

Rediff.com1 Mar 2017

With the launch of GSLV-MK III, slated for April, it will be able to cater to bigger satellites as well.