Looking back toward cosmic dawn — astronomers confirm the faintest galaxy ever seen

The early universe was filled with a fog made up of hydrogen atoms until the first stars and galaxies burned it away

Scientists are using new satellite tech to find glow-in-the-dark milky seas of maritime lore

Compared with the old technology, viewing Day/Night Band imagery is like putting on glasses for the first time

India’s first robotic telescope opens its eyes to the universe

The fully robotic optical research telescope is designed to capture cosmic events occurring in timescales much shorter than light years – …

First galaxy sans dark matter challenges longstanding belief about universe

DF2 was expected to have about 100 times more dark matter than regular matter. Instead, researchers found almost none

Relevance of Srinivasa Ramanujan: the man who knew infinity

December 22 is the birth anniversary of Ramanujan and observed as National Mathematics Day

Our expertise and observations complemented those from Europe: Gopakumar Achamveedu

Down To Earth speaks to Gopakumar Achamveedu from Tata Institute of Fundamental Research, who is part of the international team of …

5 twinkling galaxies help us uncover the mystery of the Milky Way’s missing matter

But about half of matter in our galaxy is too dark to be detected. It takes the form of cold, dark clumps of gas, in which lies Milky Way’s&…

13.5 billion-year-old star discovered by scientists

The star is around 9 billion years older than the sun and was immediately formed after the Big Bang

Research shows universe's first life was born on carbon planets

This work shows that even stars with a tiny fraction of the carbon in our solar system can host planets

We've found a new family of stars in the Milky Way that could help us work out how galaxies formed

A new discovery can help determine where all the stars in the universe's galaxies actually come from

Fresh twist in Moon’s genesis; lunar body likely formed within hours after collision

Moon’s composition is similar to Earth and not Mars or other objects in the solar system

The most powerful space telescope ever built will look back in time to the Dark Ages of the universe

NASA’s James Webb Space Telescope is scheduled to launch into orbit and usher in the next era of astronomy December 18, 2021

The Earth has not one, but three moons

New research confirms a 1961 discovery of two new moons, made up of extremely tiny dust particles and located at the same distance as the Earth&…

Hunting galaxies far, far away — here’s how anyone can explore the universe

In just our observable universe we estimate there are over 2 trillion galaxies!  

Carl Sagan, the animal rights visionary

He was talking about global warming and humane treatment of animals before they became fashionable

Another gravitational wave detected, second time in four months

With two strong gravitational waves in four months, scientists can now work towards mapping the population of black holes in our universe

What international scientists have to say on the detection of gravitational waves

The consensus is that the discovery will reveal to us a completely different side of the universe

Stephen Hawking and I created his final theory of the cosmos — here’s what it reveals about the origins of time and life

The enigma at the centre of our research throughout this period was how the Big Bang could have created conditions so perfectly hospitable to life

Scepticism to clarity: Dormant black hole found in Milky Way’s satellite galaxy

The discovery is also a vindication of the possibility of an abundance of black holes in our universe 

How we captured first image of the supermassive black hole at centre of the Milky Way

The team observed Sagittarius A* on multiple nights, collecting data for many hours in a row

Most distant source of radio emission discovered, holds clues about ancient universe

Supermassive black holes that formed when the universe was young have raised more questions than they answered

Bubble of secrets: Here’s what the new 3D map of a gigantic cosmic cavity tells us about the universe

The ‘Local Bubble’ is a 1,000-light-year-wide cavity or a superbubble around the Sun

Discovery of two new giant radio galaxies offers fresh insights into the universe

They are about 62 times the size of the Milky Way but are fainter than some others the same size

The mystery behind radio signals from deep space

Many theories revolve around the origin and nature of fast radio bursts coming to us from far points in the universe. Down To Earth breaks down …

India gets robotic telescope to keep an eye on dynamic cosmos

A new telescope will be commissionined at the Indian Astronomical Observatory at Hanle in Ladakh as part of an international network designed to …