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Saturday, November 15, 2025
TopicSolar System

Topic: Solar System

Indian astronomers spot huge hydrogen ring around distant galaxy, don’t know what caused it

Mohana Basu -
With a diameter of about 3,80,000 light-years, the ring is about four times the size of the Milky Way, which contains our solar system.

First map of Saturn’s largest moon Titan revealed, shows features similar to Earth

Sandhya Ramesh -
The map, published by Nature Astronomy Monday, has six primary features on its surface — plains, labyrinth, hummocky, dunes, craters and lakes.

Scientists make black, hot ice in a lab, unlocking another secret of the universe

Mywish Anand -
'Superionic water ice' may help scientists better understand the universe, especially the solar system's most distant planetary denizens, Uranus & Neptune.

Saturn’s moon Titan has lakes of methane over 100 metres deep, and they’re much like ours

Sandhya Ramesh -
Titan, one of over 60 moons of Saturn, is the only other body in the solar system to have liquid on its surface.

Uranus remains mysterious but now we know why it spins on its side

Jacob Kegerreis -
Unlike all the other planets, Uranus and its rings are tilted by almost a right angle.

The Neanderthal gift that’s serving us humans well

Sandhya Ramesh -
ScientiFix, our weekly feature, will offer you a summary of the top global science stories of the week, with links to the best sources to read them. It’s your fix to stay on top of the latest in science. 

First moon outside the solar system found. It’s the size of Neptune

Sandhya Ramesh -
The ‘exomoon’ was found orbiting exoplanet Kepler-1625b — around 4,000 light years away from earth — by two Columbia University astronomers.

It’s not a planet or a comet. But this icy Goblin is another thrilling key to the universe

Sandhya Ramesh -
A 'tiny, cold world' has been discovered in a mysterious disc-shaped region far beyond Neptune.
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Opinion

Why Tejashwi Yadav failed—Bihar changed, RJD didn’t

Arvind Kumar -
RJD, once a prominent representative of Mandal politics, now finds itself in a political era where welfare, good governance, and new aspirations are overshadowing old caste equations.

Capitalism is the bedrock of all economic progress. Socialism is a parasite: KD Valicha

Delhi blast marks return of terror. A red line breached, blind spots exposed

Economy

Wealth nears $99 trillion, still Asia’s rich don’t have succession plans

Bloomberg News -
Much of this wealth is tied to founder-led businesses that employ millions and help anchor regional economies.

Defence

Drone manufacturer ideaForge wins orders worth over Rs 100 crore from Army

Snehesh Alex Philip -
ideaForge has formed a joint venture to manufacture and market UAVs in the US. Its Q6 UAV is now included in NATO and allied procurement systems.

National Interest

INDIA has a Congress-sized hole. And the fix begins with a little humility

Shekhar Gupta -
Without a Congress revival, there can be no challenge to the BJP pan-nationally. Modi’s party is growing, and almost entirely at the cost of the Congress.

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