Chandra X-ray Observatory
The Sun is Mellow Yellow Today. Billions of Years Ago? Not So Much
Planetary formation theory has been undergoing a lot of changes recently, with an ever expanding litany of events that can…
Rare Triple Galaxy Merger With at Least Two Supermassive Black Holes
One of the best things about that universe is that there is so much to it. If you look hard…
New Mosaic Shows the Galactic Core From Opposite Sides of the Electromagnetic Spectrum
NASA recently released a panoramic mosaic image that beautifully captures the mysterious and extremely energetic environment at the heart of…
Uranus X-Rays are Probably Reflected Sunlight, but There Could be Another Source as Well
X-rays offer a unique insight into the astronomical world. Invisible to the naked eye, most commonly they are thought of…
Astronomers Think They’ve Found the Neutron Star Remnant Left Behind from Supernova 1987A
It was the brightest supernova in nearly 400 years when it lit the skies of the southern hemisphere in February…
A New Supernova Remnant Found from an Exploding White Dwarf Star
Astronomers have spotted the remnant of a rare type of supernova explosion. It's called a Type Iax supernova, and it's…
Only 31 Magnetars Have Ever Been Discovered. This one is Extra Strange. It’s Also a Pulsar
Some of the most stunningly powerful objects in the sky aren’t necessarily the prettiest to look at. But their secrets…
Supernova Wreckage is Still Expanding at Extreme Speeds After 400 Years
The gas and dust cast off by a supernova explosion keeps moving at a high speed for centuries.
Black Hole Seen Blasting Out Jets at Close to the Speed of Light
The Chandra X-Ray Observatory has spotted a distant black hole shooting out jets of material, at close to the speed…
M87’s Black Hole is Firing Out Jets that Travel 99% the Speed of Light
Can black holes be famous? If they can, then the one at the heart of the M87 galaxy qualifies. And…