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General Knowledge for Competitive Exams

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What is the difference between Uttarayan and Dakshinayan?

3 days ago
Uttarayan is alsko known as Makar Sankrant and in India it is celebrated with various names. It is the period of harvest. It is basically the movement of Sun from South to North. Let us study about the meaning of Uttarayan and Dakshinayan, its importance, history and difference between Uttarayan and Dakshinayan through this article.

Why GSAT-11 India’s heaviest satellite was not launched from India?

Dec 7, 2018
Do you know the features of the GSAT-11 satellite, why it is different from the rest of the satellites of India, why it was launched from Ariane-5 rocket of Arianespace, French Guiana and not from India? Let's study through this article.

What is Space Station and how many Space Stations are present in space?

Oct 22, 2018
Space station has been built so that scientists, astronauts can work in space for a long time. Do you know how space station work and at present how many space stations are present in the space? Let us find out through this article.

What is Dark Matter in Space?

Mar 1, 2018
There are several theories regarding Dark Matter. It is completely invisible to light and other forms of electromagnetic radiation and impossible to detect. Let us study through this article about dark energy and dark matter. Is it really exist?

10 Amazing facts about PSLV C-40

Feb 12, 2018
One of the world's most trusted launch vehicles is Polar Satellite Launch Vehicle (PSLV). It has been providing its services for more than 20 years. Let us study some amazing facts about PSLV C-40 through this article.

How ISRO will make Indian Railways safe?

Jan 10, 2018
ISRO is using its Indian Regional Navigation Satellite System (IRNSS) or NaVIC (Navigation with Indian Constellation) in Indian Railways with the help of joint collaboration between ISRO and Indian Railways to make railways safe or to curb accidents. This article deals with the satellite system used by ISRO for Indian Railway safety, what is IRNSS system, how IRNSS or NaVIC system work, GPS is better or IRNSS is also discussed in the article.

ISRO’s GSAT-17, its objective and features

Jun 28, 2017
GSAT-17 is a communication satellite by Ariane-5 launch vehicle from the Guiana Space Centre in Kourou, French Guiana. It will provide replacement capacity supporting the existing television, telecommunication, Digital Satellite news Gathering (DSNG) and VSAT services in the country. This article deals with the ISRO’s GSAT-17 satellite, its features and objective.

What is an Interceptor missile and how it is useful

Mar 2, 2017
The interceptor missile is an anti-ballistic missile (ABM) which is a surface-to-air missile designed to counter ballistic missiles like intermediate range and intercontinental ballistic missiles launched from any country. It is used to deliver nuclear, chemical, biological or conventional warheads in a ballistic flight trajectory. How interceptor missile works and how it is useful is discussed in this article.

Space Missions to the Sun: Brief Analysis

Aug 26, 2016
The Sun is the star at the centre of the solar system. It is mainly composed of hydrogen and helium. There are various solar missions launched by observatories to study high resolution and close-up view of Sun and its inner heliosphere (the innermost region of our Solar System) to predict and to better understand the intractable or restive behaviour of the star on which our lives depend.

Launch Fleets of Indian Space Research Organisation (ISRO) at a Glance

Feb 1, 2016
Launch vehicles are used to transport and put satellites or spacecrafts into spaces. The first experimental Satellite Launch Vehicle (SLV-3) was developed in 1980. India has made tremendous strides in launch vehicle technology to achieve self-reliance by the operationalisation of Polar Satellite Launch Vehicle (PSLV) and Geosynchronous Satellite Launch Vehicle (GSLV).

Indian Space Research Organisation (ISRO) & India’s Space Facilities

Jan 29, 2016
The Indian Space programme began in 1962. In 1969, The Indian Space Research Organisation (ISRO) was set up with headquartered in Bangaluru (Bangalore) for the purpose of rapid development in space technology. India launched its first satellite “Aryabhatta” under the leadership of India's first Prime Minister Jawaharlal Nehru, and his close aide and scientist Vikram Sarabhai.

Planets around other Stars

Aug 16, 2012
Most of the detected exoplanets have revealed their presence by small effects that they have on their star.

Sun and its interactions with the Earth and the solar system

Aug 16, 2012
Sun and its interactions with the Earth and the solar system

Small Bodies of the Solar System

Aug 16, 2012
The small bodies in the solar system include comets, asteroids, the objects in the Kuiper Belt and the Oort cloud, small planetary satellites, Triton, Pluto, Charon, and interplanetary dust.

Manned Mission to Mars

Aug 16, 2012
A manned mission to Mars has been the subject of science fiction, engineering and scientific proposals throughout the 20th century and into the 21st century.

Dark Energy, Dark Matter

Aug 16, 2012
Dark energy and Dark matters: The greatest discoveries are the unexpected ones

Earth Surface and Interiors

Aug 16, 2012
Earth, the largest and densest rocky planet, was formed about 4.5 billion years ago. The Earth's interior is divided into four layers which is typical of rocky planets.

Climate Variability and Change

Aug 16, 2012
The Climate Variability and Change program seeks to deliver new knowledge and applications for decision-making in climate-sensitive industries and to understand and project climate variability and change and its impacts to improve adaptive responses and to inform policy and decision making.


Aug 16, 2012
All eight planets can be seen with a small telescope; or binoculars. And large observatories continue to provide much useful information. But the possibility of getting up close with interplanetary spacecraft has revolutionized planetary science.

Water and Energy Cycle

Aug 16, 2012
The Water and Energy Cycle Focus Area studies the distribution, transport and transformation of water and energy within the Earth System.

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