Black holes Current Affairs, GK & News
Astronomers discover the farthest Gamma-ray emitting active galaxy
The scientists from Aryabhatta Research Institute have discovered a new galaxy that emits gamma rays. The galaxy has been categorised as Narrow Line Seyfert 1 (NLS1). However, it is unique and different from the other NLS1s discovered so far. About NLS1 It is 31 billion light years away from the earth. The galaxy is located ..
Month: Current Affairs - April, 2021
Category: Science & Technology Current Affairs
Topics: Active Galactic Nucleus • Aryabhatta Research Institute of Observational Sciences • Black holes • Gamma ray • NLS1 • Pulsars • Quasars • Subaru Telescope
First Image of Black Hole Magnetic Field
For the first time, international scientists working on the Event Horizon Telescope (EHT) have created an image showing the magnetic field around a black hole. The black hole is located in M87 galaxy. Black Hole Magnetic Field Image In 2019, the astronomers working on the EHT captured the first image of the shadow of the ..
Month: Current Affairs - April, 2021
Category: Science & Technology Current Affairs
Topics: Black hole • Black holes • Event Horizon Telescope • Galaxies • Milky Way • Optical polarisation phenomenon • Sagittarius • Sagittarius A* • Space exploration • Supermassive black holes
Indian Astronomers detect huge Optical Flare in Astronomic Object
Indian Astronomers have detected one of the strongest optical flares in one of the oldest astronomical objects that is supermassive black hole or blazar called BL Lacertae. Highlights The analysis of the coming out from the blazar will help in tracing the mass of the black hole. It would also help in tracing the source ..
Month: Current Affairs - February, 2021
Category: Science & Technology Current Affairs
Topics: BL Lacertae • BL Lacertae blazar • Black holes • Blazars • Supermassive black holes
What is Hum of the Universe?
The Hum of the Universe was recently detected by the North American Nanohertz Observatory for Gravitational Waves (NANOGrav). According to the researchers, the hum was produced by gravitational waves. About the Hum of the Universe The Hum of the Universe comes from a type of dead star called a “Pulsar”. These stars are basically neutron ..
Month: Current Affairs - January, 2021
Category: Science & Technology Current Affairs
Topics: Black holes • Gravitational Waves • hum of universe • LIGO • NANOGrav • Neutron stars • Pulsars
LIGO detects first merger of two unequal-mass black holes
The scientists of Laser Interferometer Gravitational Wave Laboratory (LIGO) have recently recorded the first merger of black holes that were of unequal masses. On April 12, 2020, the LIGO-Virgo collaboration detected collision between two black holes that were 2.4 billion light years away. The scientists have now concluded from their researches and analysis that these ..
Month: Current Affairs - April, 2020
Category: Science & Technology Current Affairs
Topics: Black holes • Gravitational Waves • LIGO • LIGO experiment • LIGO India • LIGO laboratory • Stars