Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These ...
Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...
"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...
Tracking down black holes at the center of dwarf galaxies has proven difficult. In part it is because they have a tendency to ...
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile have discovered "signs of a ‘hot spot’ ...
All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly ...
Trump’s decision to slash the federal science budget is hitting hard in the US. There are worries that the cuts to LIGO – the Laser Interferometric Gravitational Wave Observatory – will result in the ...
Physicists and scientists gathered in Hong Kong to map out past, present and future discoveries in mathematics, life sciences ...
James Webb Space Telescope's mid-infrared instrument (MIRI) noticed an infrared flare from the Milky Way's supermassive black ...
The JWST's MIRI detected a flare in Sagittarius A*, revealing for the first time in mid-infrared how an explosion occurs near ...
Astronomers watched how the light brightened and dimmed near the event horizon of the Milky Way's supermassive black hole, ...