gravitational lensing

Still image of Milky Way showing SgrA

Sagittarius A*: Up Close and Personal With a Gravitational Beast

Prakash Chandra 14/05/2022

The electromagnetic snapshots of the black hole at the...

First image of our black hole

Scientists Release the First Image of the Milky Way’s Supermassive Black Hole

Derek Ward-Thompson 13/05/2022

The author is part of the global Event Horizon...

Albert Einstein, general theory of relativity, gravitational lensing, Fritz Zwicky, Hubble constant, expansion of the universe, Sjur Refsdal, Orest Chwolson, Arthur Eddington, active galactic nuclei, black hole, Type Ia supernovae, Palomar Transient Factory,

How Astronomers Use Ginormous Natural Lenses to Study Distant Space Explosions

Suhail Dhawan 10/08/2019

Light bends around massive objects in space, so astronomers...

angular resolution, black hole, black holes, Event Horizon Telescope, interstellar dust, M87 galaxy, Milky Way galaxy, radio waves, Sagittarius A*, very-long baseline interferometry, Virgo constellation,

First Light From the M87 Black Hole: What Are We Looking At?

Joseph Samuel 15/04/2019

How does a picture of a luminous ring around...

angular resolution, black hole, black holes, Event Horizon Telescope, interstellar dust, M87 galaxy, Milky Way galaxy, radio waves, Sagittarius A*, very-long baseline interferometry, Virgo constellation,

A 200-Year-Old Experiment Has Helped Us See a Black Hole’s Shadow

Vasudevan Mukunth 10/04/2019

With one fuzzy image, history has been made.

Screenshot-2019-04-04-at-19.02.17

Study Says Tiny Black Holes May Not Account for Dark Matter

T.V. Venkateswaran 05/04/2019

The finding disproves a claim Stephen Hawking had made...

Composite image showing the discovery of the most distant known star, Icarus. Credit: NASA/ESA/P Kelly(University of Minnesota)

Hubble Telescope Detects The Farthest Individual Star Ever

The Wire Staff 04/04/2018

A rare cosmic alignment led to the detection of...