News for 'solar system'

Scientists Edge Closer To First Exomoon Discovery

Scientists Edge Closer To First Exomoon Discovery

Rediff.com24 Jul 2026

A new study based on satellite observations of a brown dwarf orbiting a star suggests the possible first detection of an exomoon. Researchers are debating its classification as an 'exoplanet' or 'exomoon' due to a lack of definitive systems, but refer to it as an 'exosatellite' with a mass similar to Jupiter.

7 states account for 85% of India's installed solar capacity

7 states account for 85% of India's installed solar capacity

Rediff.com30 Jul 2026

Despite aggressive expansion, India's solar power sector faces significant hurdles from rising regional disparities in installed capacity and a looming manufacturing glut due to overcapacity in domestic solar equipment production, potentially leading to consolidation and pricing pressures.

MIT-WPU Innovates Thermal Battery For Post-Sunset Solar Use

MIT-WPU Innovates Thermal Battery For Post-Sunset Solar Use

Rediff.com25 Jun 2026

Researchers at MIT World Peace University in Pune have developed an innovative thermal energy storage system using a phase change material (PCM)-based battery. This technology addresses the intermittent nature of solar energy by storing excess heat for use after sunset, potentially reducing reliance on conventional fuels for water heating and enhancing energy security.

Mystery Of The Sun Solved?

Mystery Of The Sun Solved?

Rediff.com6 Aug 2026

Scientists discover tiny whirlpool-like swirls on the Sun that could explain solar activity, improve space weather research and solve a decades-old solar mystery.

One Light-Day Away: Voyager's Epic Voyage

One Light-Day Away: Voyager's Epic Voyage

Rediff.com13 Jul 2026

Buzz Lightyear's 'to infinity and beyond' in Toy Story was meant as an impossible boast. Voyager, however, has given it unexpected meaning -- not because it will ever reach infinity, but because for it the beyond is already in progress

NASA launches outer solar system mapping mission

NASA launches outer solar system mapping mission

Rediff.com20 Oct 2008

Explaining the mission, the agency, NASA on Sunday said just as an impressionist artist makes an image from countless tiny strokes of paint, IBEX will build an image of the outer boundary of the solar system from impacts on the spacecraft by high-speed particles called energetic neutral atoms.

Why 2 MP temples celebrated Independence Day four days early

Why 2 MP temples celebrated Independence Day four days early

Rediff.com3 days ago

Two prominent temples in Madhya Pradesh, the Pashupatinath Temple in Mandsaur and the Bade Ganesh Temple in Ujjain, observed India's Independence Day on August 11, four days ahead of the national celebration. This unique tradition stems from their adherence to the Hindu calendar, specifically Shravan Krishna Chaturdashi, which corresponded to August 15, 1947, and fell on August 11 this year. Special rituals, flag hoisting, and a Tiranga Yatra marked the early celebrations.

Nasa discovers entire solar system like ours

Nasa discovers entire solar system like ours

Rediff.com15 Dec 2017

Kepler-90i -- a sizzling hot, rocky planet that orbits its star once every 14.4 days -- was found using machine learning from Google to scour data from NASA's planet-hunting Kepler Telescope.

How China Shielded Itself From Oil Shock

How China Shielded Itself From Oil Shock

Rediff.com5 hours ago

China sailed through the crisis in the Strait of Hormuz relatively unscathed even as the impact of its steps shielded other consuming nations from having to pay high crude oil prices.

Planet 9 could DESTROY solar system in terrifying cosmic death dance

Planet 9 could DESTROY solar system in terrifying cosmic death dance

Rediff.com31 Aug 2016

The further away and the more massive the planet is, the higher the chance that the solar system will experience a violent future.

Neptune-sized planet lurks at edge of our solar system

Neptune-sized planet lurks at edge of our solar system

Rediff.com21 Jan 2016

The planet, which is supposed to be far beyond the orbit of Pluto, is being called as 'planet nine' by astronomers.

Quiz: Which is the smallest planet in our solar system?

Quiz: Which is the smallest planet in our solar system?

Rediff.com5 Jun 2014

Take this simple quiz and find out more about the farthest, hottest, biggest planets in our solar system

'Super-jupiter' discovery dwarfs solar system's largest planet

'Super-jupiter' discovery dwarfs solar system's largest planet

Rediff.com20 Nov 2012

Astronomers have discovered a new 'super-Jupiter' planet, 13 times bigger than Jupiter, the largest planet in our own solar system. The planet orbits a star called Kappa Andromedae that is 2.5 times the mass of the Sun and is located 170 light-years away from the earth.

'Moon, not Pluto, the coldest in Solar system'

'Moon, not Pluto, the coldest in Solar system'

Rediff.com28 Sep 2009

Dark craters near Moon's south pole may be the coldest place in the entire solar system, frostier than planet Pluto. The crater floors which are 239,000 miles down, have 'daytime' temperatures that never rise above minus 400 degrees Fahrenheit, according to preliminary results from NASA's Lunar Reconnaissance Orbiter.

New Solar-Powered Method Could Revolutionise Sustainable Aviation Fuel Production

New Solar-Powered Method Could Revolutionise Sustainable Aviation Fuel Production

Rediff.com30 Mar 2026

Researchers at the University of Sheffield have developed a novel method for producing sustainable aviation fuel (SAF) using concentrated solar energy and captured CO2, potentially reducing reliance on used cooking oil.

NASA finds first rocky planet outside solar system

NASA finds first rocky planet outside solar system

Rediff.com11 Jan 2011

NASA's Kepler mission has confirmed the discovery of its first rocky planet, which measures 1.4 times the size of Earth and is the smallest planet ever discovered outside the solar system.

India's First OptoSAR Mission Ends in Failure

India's First OptoSAR Mission Ends in Failure

Rediff.com7 Jul 2026

While recovery efforts are ongoing, the likelihood of recovery currently appears low.

This is what our 'toddler' solar system looked like billions of yrs ago

This is what our 'toddler' solar system looked like billions of yrs ago

Rediff.com28 May 2015

Scientists have found a young planetary system which may enable them to understand what our own solar system looked like as 'toddler' billions of years ago.

8 Asteroids That Gave Earth A Near Miss

8 Asteroids That Gave Earth A Near Miss

Rediff.com2 Jul 2026

You may not know that nearly every year a handful of asteroids skim past Earth at distances that are startlingly close in astronomical terms.

TakeMe2Space's PowerBank-50 Earns Flight Heritage

TakeMe2Space's PowerBank-50 Earns Flight Heritage

Rediff.com31 Jul 2026

'PowerBank-50 is now space proven, made in India, and ready for every satellite builder in the world.'

How India's Mobile Algal Tree Fights Urban Pollution

How India's Mobile Algal Tree Fights Urban Pollution

Rediff.com7 Jul 2026

Researchers at CSIR-CIMFR have developed India's first mobile Smart Algal Liquid Tree (SALT), an innovative air-purification system using microalgae to absorb CO2 and release oxygen. Designed for polluted urban areas, this compact unit offers a sustainable solution where conventional tree planting is challenging, also providing public utility features.

8 Countries With The Most Public Holidays

8 Countries With The Most Public Holidays

Rediff.com27 Jul 2026

These nations officially top the list when it comes to maximum number of official days off.

Why Does This Small Object Have An Atmosphere?

Why Does This Small Object Have An Atmosphere?

Rediff.com5 May 2026

A new study has found evidence of a thin atmosphere around a small trans-Neptunian object, challenging existing theories about how such objects retain atmospheres.

Maharashtra Government Signs MoU For Kolhapur Cricket Stadium

Maharashtra Government Signs MoU For Kolhapur Cricket Stadium

Rediff.com21 Jul 2026

The Maharashtra government has signed an MoU with the Kolhapur District Cricket Association to build an international-standard cricket stadium and multi-sports hub in Kolhapur, featuring a 35,000-capacity stadium and facilities for various sports.

US Court Dismisses Adani Criminal Case; Gautam Adani Says 'Truth Prevailed'

US Court Dismisses Adani Criminal Case; Gautam Adani Says 'Truth Prevailed'

Rediff.com6 days ago

A US federal judge has permanently dismissed the criminal securities-fraud case against Adani Group chairman Gautam Adani and his nephew Sagar, closing nearly two years of prosecution without a trial. Gautam Adani stated, "Truth has prevailed," in response to the ruling.

El Nino effect severely impacts India's hydropower generation, pushing up power demand and coal reliance

El Nino effect severely impacts India's hydropower generation, pushing up power demand and coal reliance

Rediff.com15 Jul 2026

India's hydropower generation has been significantly constrained in July due to the El Nio effect, which has weakened the southwest monsoon and reduced reservoir levels. This decline, following a 21 per cent year-on-year drop in June 2026, is forcing greater reliance on coal generation and straining grid flexibility amidst rising power demand.

Why Am I Being Demoted, Asks Pluto

Why Am I Being Demoted, Asks Pluto

Rediff.com2 May 2026

'If planets are, as many of your own geophysicists argue, bodies shaped by their own gravity and expressing internal processes, then by that measure, I am not an exception.'

IIT Guwahati Develops Innovative Semiconductor Platform

IIT Guwahati Develops Innovative Semiconductor Platform

Rediff.com3 Jun 2026

'Our research demonstrates the potential of perovskite-based semiconductor technologies for next-generation solar cells and memory devices.'

BrahMos Missile Gets Lethal Upgrade

BrahMos Missile Gets Lethal Upgrade

Rediff.com1 Jul 2026

The next-generation missile is expected to be substantially smaller and lighter than the current BrahMos, which weighs around 3 tonnes. The reduction in weight could allow fighter aircraft to carry more missiles per sortie, enhancing combat effectiveness.

Nearly Half Exit School Before Class 12

Nearly Half Exit School Before Class 12

Rediff.com15 Jul 2026

Nearly one in two children still leave the school system before completing higher secondary education.

Study Predicts Major Boost In India's Plant Productivity

Study Predicts Major Boost In India's Plant Productivity

Rediff.com15 Jul 2026

A new study reveals that India's annual gross primary productivity (GPP) increased significantly from 1985 to 2014 and is projected to continue rising until 2100, even under high-emissions scenarios. This enhancement is attributed to stronger precipitation and carbon dioxide fertilisation effects, with the Indo-Gangetic Plain, Northeastern India, and the Western Ghats expected to see the largest increases.

Rupee Exchange Rate Is Not Just A Number

Rupee Exchange Rate Is Not Just A Number

Rediff.com6 Jul 2026

If we really want to curb the further depreciation of the rupee and make the rupee appreciate, we want to come out of the mindset that the exchange rate is merely a number, bring policy corrections to help reduce the outflow of foreign exchange by imposing suitable tariffs to discourage imports and bring self reliance, discipline FPIs, and correcting rules governing royalty outflows, suggests Dr Ashwani Mahajan, National Co-Convenor, Swadeshi Jagaran Manch.

Reliance Begins Green Energy Rollout From Jamnagar Complex

Reliance Begins Green Energy Rollout From Jamnagar Complex

Rediff.com28 May 2026

Reliance Industries has delivered the first batch of solar modules from its green energy complex in Jamnagar, Gujarat, marking the operational rollout of its New Energy business. The company is developing an integrated clean energy manufacturing ecosystem, including solar modules, batteries, green hydrogen, and bio-energy infrastructure.

HAL, Tata, Adani, L&T among firms in race for IAF's Rs 30K cr UAV deal

HAL, Tata, Adani, L&T among firms in race for IAF's Rs 30K cr UAV deal

Rediff.com16 Jun 2026

In the race for 87 Medium-Altitude Long-Range, Endurance unmanned aerial vehicles deal, around 10 bids have been received from Indian private and public sector firms.

How AI Is Transforming Wildlife Protection In Rajasthan

How AI Is Transforming Wildlife Protection In Rajasthan

Rediff.com14 Jun 2026

Rajasthan's forest department is implementing an AI-based surveillance system across its wildlife sanctuaries to enhance anti-poaching efforts and monitor animal movement. The system, utilising thermal cameras, drones, and advanced software, provides 24x7 monitoring, helps prevent human-wildlife conflict through real-time alerts, and strengthens the fight against wildlife crime. Installations are being rolled out in phases across key protected areas, with advanced cameras capable of identifying individual animals and suspicious activities.

Pak handlers used solar CCTV cameras to spy on Indian Army, ISI-linked module busted

Pak handlers used solar CCTV cameras to spy on Indian Army, ISI-linked module busted

Rediff.com11 Apr 2026

Delhi Police's Special Cell has dismantled an inter-state terror, arms, and espionage module allegedly supported by Pakistani handlers and the ISI, revealing a covert surveillance network near sensitive military locations.

If India Becomes A Doormat, The US Will Tread On It

If India Becomes A Doormat, The US Will Tread On It

Rediff.com23 Jul 2026

The harsh truth is that the US is no longer a reliable partner, cautions Ramesh Menon.

India's Astronomy Community Gathers In Guwahati

India's Astronomy Community Gathers In Guwahati

Rediff.com16 May 2026

The 44th annual meeting of the Astronomical Society of India (ASI) was inaugurated at IIT Guwahati, bringing together astronomers, researchers, and students to discuss the future of astronomy in India.

IIA Debunks Viral Claims of Rare Planetary Alignment

IIA Debunks Viral Claims of Rare Planetary Alignment

Rediff.com27 Feb 2026

The Indian Institute of Astrophysics (IIA) has debunked viral social media claims of a rare planetary alignment on February 28, calling the claims "highly exaggerated and misleading."