AstroSat unveils star that regained its youth by feeding on its companion

Using AstroSat, India's dedicated space observatory, scientists have discovered that something similar was behind the prolonged youth of a star …

Over 200 newly discovered stars redefine outer limits of Milky Way: Researchers

Some stars are 320 kiloparsecs away; previous estimates put the stellar halo at 300 kiloparsecs from the galactic centre

Indian astronomers find evidence of supernova remnants

The evidence of explosion in a star-forming region, called G351.7–1.2, is in the form of a high velocity jet of atomic hydrogen  

In a galaxy far, far away... the story of black holes in pics

Here is a primer on black holes, about which Albert Einstein had predicted and which we can now observe in real terms

Here is a chance to name an exoplanet and its star

The International Astronomical Union is seeking suggestions from people all over the world to name a select set of exoplanets and their host stars

Records of historical supernova found in Karnataka

Criticism of western scholars that great celestial events of supernovae had gone unnoticed in India is totally unfounded

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&…

James Webb Telescope gives a glimpse of how stars are born

New images by the James Webb Space Telescope will help space scientists better understand what happened during the first million years of the …

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

Fast radio bursts detected in the Milky Way for the first time

The superpower blasts of radio waves, ascribed to sources ranging from alien ships to colliding black holes, are actually generated by dead stars …

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

‘James Webb Space Telescope will try to look at the first stars formed 13.5 billion years ago’

Scientist Jessy Jose on how James Webb Space Telescope is superior to Hubble & aims of its investigation

Einstein’s Eclipse: It has been 101 years since ‘Theory of Relativity’ was validated

An account of how Arthur Eddington used an eclipse in equatorial Africa to pronounce the victory of Einstein’s idea over the then-…

2022 too short, too far: DTE’s reportage on global scientific research

Down To Earth recaps the primary environment, health and developmental news from 2022  

Seeing fewer stars? LEDs might be increasing light pollution

New lighting technologies might have increased it by 10% every year in last decade, finds study

NASA offers insight on supernova that may have been alluded to in ‘Hamlet’

450-year-old supernova’s shockwave still apparent; was visible to humans on Earth in 1572  

Photos: James Webb reveals intricate networks of gas, dust in nearby galaxies

Researchers using NASA’s James Webb Space Telescope are getting their first look at star formation, gas and dust in nearby galaxies with …

The brightest object in the universe is a black hole that eats a star a day

The accretion disc around J0529-4351 is seven light years across, is a gateway to a place of no return

James Webb Space Telescope: The most advanced telescope yet

Scientists had to invent 10 new technologies for making this a reality

Wormholes may be lurking in the universe — and new studies are proposing ways of finding them

Nature may have found a way to create wormholes to keep the universe from expanding

The afterglow of an explosive collision between giant planets may have been detected in a far-off star system

If confirmed, the observation will open a window into how planets form

Galaxy caught in self-destructive mode

Finding throws new light on the evolution and ageing of galaxies