Black hole

Scientists discover the fastest growing black hole which eats a Sun every two days

Scientists discover the fastest growing black hole which eats a Sun every two days

The energy emitted from this newly discovered supermassive black hole, also known as a quasar, was mostly ultraviolet light but also radiated x-rays.

May 16, 2018, 11:55 AM IST
Russian astronomers discover new black hole, dedicate it to Stephen Hawking

Russian astronomers discover new black hole, dedicate it to Stephen Hawking

The newborn black hole, which lies in the Ophiuchus constellation, was spotted two days after Stephen Hawking's demise.

Mar 22, 2018, 11:04 AM IST
Lonely black hole hiding in giant star cluster identified

Lonely black hole hiding in giant star cluster identified

Astronomers discovered that one of the stars in a global cluster is being flung backwards and forwards at speeds of several hundred thousand kilometres per hour, with the pattern repeating every 167 days.

Jan 18, 2018, 19:10 PM IST
Super massive discovery: Scientists unveil most distant black hole

Super massive discovery: Scientists unveil most distant black hole

The newly found black hole is voraciously devouring material at the centre of a galaxy – a phenomenon called a quasar. 

Dec 07, 2017, 12:34 PM IST
Infant stars found near Milky Way's supermassive black hole

Infant stars found near Milky Way's supermassive black hole

The observations were made with Atacama Large Millimeter/submillimeter Array (ALMA), an observatory in Chile.

Nov 29, 2017, 18:36 PM IST
Supermassive discovery: Scientists spot five elusive giant black hole pairs

Supermassive discovery: Scientists spot five elusive giant black hole pairs

The black hole pairs were uncovered by combining data from a suite of different observatories including NASA's Chandra X-ray Observatory, the Wide-Field Infrared Sky Explorer Survey (WISE), and the ground-based Large Binocular Telescope in Arizona.

Oct 04, 2017, 13:29 PM IST
Eating habits of black holes make some galaxies appear brighter

Eating habits of black holes make some galaxies appear brighter

For decades, astronomers have tried to pin down why two of the most common types of active galaxies, known as Type-I and Type-II galaxies, appear different when observed from Earth. 

Sep 28, 2017, 16:24 PM IST
Astronomers detect massive black hole near heart of Milky Way

Astronomers detect massive black hole near heart of Milky Way

It was discovered lurking in a toxic gas cloud near the heart of the Milky Way.

Sep 05, 2017, 13:59 PM IST
LIGO detects gravitational waves for third time

LIGO detects gravitational waves for third time

The Laser Interferometer Gravitational-wave Observatory (LIGO) in the US made the detection on January 4 this year, demonstrating that a new window in astronomy has been firmly opened.

Jun 01, 2017, 23:45 PM IST
Collapsing star mysteriously reborn as black hole, reveal NASA's Hubble and Spitzer images

Collapsing star mysteriously reborn as black hole, reveal NASA's Hubble and Spitzer images

As the astronomers looked for remnants of the vanquished star, they found that it disappeared out of sight with a whimper instead of a bang.

May 26, 2017, 11:16 AM IST
Supermassive black holes lurk in most dwarf galaxies: Study

Supermassive black holes lurk in most dwarf galaxies: Study

Scientists have discovered supermassive black holes in two ultra-compact dwarf galaxies.

Apr 18, 2017, 20:37 PM IST
Hubble detects monster black hole kicked out of galactic core

Hubble detects monster black hole kicked out of galactic core

Astronomers think this object is a very strong case. Weighing more than 1 billion suns, the rogue black hole is the most massive black hole ever detected to have been kicked out of its central home.

 

Mar 24, 2017, 11:49 AM IST
Scientists discover star circling closest known orbit around likely black hole!

Scientists discover star circling closest known orbit around likely black hole!

This discovery was made using NASA’s Chandra X-ray Observatory as well as NASA’s NuSTAR and CSIRO’s Australia Telescope Compact Array (ATCA).

Mar 14, 2017, 08:50 AM IST
Scientists measures temperature swings of black hole winds for first time

Scientists measures temperature swings of black hole winds for first time

According to new measurements of a nearby supermassive black hole obtained with NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) telescope, these ultrafast 'winds' can heat up and cool down in the span of just a few hours.

Mar 02, 2017, 16:12 PM IST
Astronomers observe black hole producing cold, star-making fuel from hot plasma jets

Astronomers observe black hole producing cold, star-making fuel from hot plasma jets

Using the Atacama Large Millimeter/submillimeter Array (ALMA), the researchers found that powerful radio jets from the black hole - which normally suppress star formation - are stimulating the production of cold gas in the galaxy's extended halo of hot gas. 

Feb 15, 2017, 14:36 PM IST
Black hole devouring star for a decade detected

Black hole devouring star for a decade detected

Researchers made this discovery using data from NASA's Chandra X-ray Observatory and Swift satellite as well as European Space Agency's XMM-Newton.

Feb 07, 2017, 11:52 AM IST
NASA discovers giant black hole that feasted on star for a decade, setting record for meal's length and size!

NASA discovers giant black hole that feasted on star for a decade, setting record for meal's length and size!

The X-ray source containing this force-fed black hole, known by its abbreviated name of XJ1500+0154, is located in a small galaxy about 1.8 billion light years from Earth.

Feb 07, 2017, 00:03 AM IST
Researchers find signs of stray black hole hiding in Milky Way

Researchers find signs of stray black hole hiding in Milky Way

A team led by researchers in Japan has found signs of stray black hole hiding in the Milky Way while examining a molecular cloud with enigmatic motion.

Feb 03, 2017, 17:20 PM IST
Milky Way's black hole spews out cosmic 'spitballs'

Milky Way's black hole spews out cosmic 'spitballs'

Scientists have discovered a supermassive black hole at the centre of the galaxy, shooting out star fragments.

Jan 13, 2017, 00:23 AM IST

Astronomers find cosmic one-two punch

This cosmic double whammy is found in a pair of colliding galaxy clusters called Abell 3411 and Abell 3412 located about two billion light years from Earth. 

Jan 06, 2017, 12:01 PM IST