Saturday, 29 January, 2022
TopicAstrophysics

Topic: astrophysics

SM Chitre, stalwart astrophysicist who once shared office with Stephen Hawking, dies at 84

A Padma Bhushan recipient, Shashikumar Madhusudhan Chitre was a former senior professor at TIFR and ex-president of the Astronomical Society of India.

There’s a 2nd kind of fusion happening in the Sun, scientists confirm through neutrinos

The detection of these neutrinos shows that while the Sun is primarily powered by proton fusion, bigger & hotter stars are powered by ‘CNO cycle’ fusion.

In Venus’ clouds, scientists find gas that suggests life, but say it’s hint, not evidence

The researchers behind the finding, from US, UK and Japan, claim to have detected the gas phosphine in Venus atmosphere. The study has been published in Nature Astronomy.

Astrophysicists spot biggest black hole collision so far, and a mystery begins to unfurl

The black hole collision was observed by the LIGO and Virgo collaborations, which involve nearly 1,000 scientists working around the globe.

Scientists discover familiar gas molecule on newly-named interstellar comet 2I/Borisov

The discovery of gas molecules suggests the possibility of directly observing and understanding what objects from other star systems are made of.

The world gets its first look at a black hole. Here’s how we got there

The black hole is located at the centre of the Messier 87 galaxy. It is 6.6 billion times the mass of the sun, and is located 53.5 million light years away.

In a first, scientists photograph how a (dead) star is born

Scientists may have just captured the birth of the objects left behind when a star explodes.

There was no limit to Nobel Prize winning astrophysicist S Chandrasekhar’s genius

Chandrasekhar's work on stars and black holes yielded several honours but he struggled with opposition from senior scientists to 'Chandrasekhar limit'.

Pune telescope hailed for discovering one of farthest known galaxies

The Giant Metre-wave Radio Telescope has singularly detected several record-breaking objects.

Look up to see celestial fireworks tonight, Persied meteor shower set to peak

One of the three strongest meteor showers, Perseids will be visible all over India and seen throughout the night.

On Camera

YourTurn

Apple needs to break out of its comfort zone with bold mega deals à la Microsoft

Historically, large M&A hasn’t been Apple’s style. However, with its resources, the company can certainly take the risk to transform its business and expand its capabilities.
V. Anantha Nageswaran

Who is V Anantha Nageswaran, new chief economic advisor? IIM-A grad, academic, PM’s ex-advisor

Nageswaran, who has taught at various B-schools in India and Singapore, takes charge days before the tabling of the Economic Survey and the Union Budget.

Defence

Representational image of Indian Navy ships | Photo: Commons

India carrying out more warship patrols than ever to catch China in crowded global seas

Estimated 125 foreign naval vessels are in the Indian Ocean at any given time, roughly 3 times the number deployed in the wake of the 9/11 attacks when the US invaded Afghanistan.

Modi vs non-BJP CMs: When most popular isn’t all-powerful & why Centre-state ties will worsen

Modi’s inability to win many states, and the huge popularity his rivals enjoy there, is pushing Indian politics in a more robustly federal direction.
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