A team of researchers from the Higher International School for Advanced Studies in Trieste, Italy, has just made the most accurate estimate yet of how…
Rapid turn-on of a luminous X-ray source in the candidate Lyman continuum emitting galaxy Tol 0440-381
The Haro 11 galaxy. Like Tololo 0440-381, this nearby galaxy gives off a type of radiation that scientists think resembles the characteristics of the earliest…
Highly Eccentric Black Hole Merger Detected for the First Time
For the first time, scientists from the Rochester Institute of Technology (RIT) and the University of Florida believe they have detected a merger of two…
How many black holes are out there in the universe?
The number of black holes in the observable Universe (a sphere with a diameter of about 90 billion light years) is currently about 40 trillion,…
Hubble Finds a Black Hole Igniting Star Formation in a Dwarf Galaxy
Dwarf galaxy Henize 2-10 continues to pack a punch, defying astronomers’ expectations.Black holes are often described as the monsters of the universe: ripping apart stars,…
Photos of huge asteroid 1994 PC1. It passed Earth safely January 18
Here’s an image of asteroid (7482) 1994 PC1 during a flyby of Earth in 1997. The space rock appears as a trail due to its…
Our Milky Way’s central black hole flashes unpredictably
This X-ray image of the galactic center merges all of Swift’s observations from 2006 to 2013. Sagittarius A* is in the center. Low energy X-rays…
New Evidence of Gravitational Wave Background Permeating All of Spacetime
If what little we know about gravitational waves is correct, there should be something known as a gravitational wave background, a kind of resonant “buzz”…
We all salute the Ariane 5 rocket, which doubled the life of the Webb telescope
The Ariane 5 rocket, with the James Webb Space Telescope, at its launch site in French Guiana. This weekend there was two surprisingly good news…
Two supermassive black holes discovered relatively close to Earth
Using the Very Large Telescope of the European Southern Observatory (ESO), astronomers have discovered a pair of supermassive black holes 89 million light-years from Earth,…