In late March 2011, NASA’s Swift satellite alerted astronomers to intense and unusual high-energy flares from a new source in the constellation Draco. They soon
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This artist’s rendering shows a star wandering too close to a 3-million-solar-mass black hole was torn apart.
It looks like a shooting target, but actually is an image of nested rings of X-ray light centered on an erupting black hole.
Some long-duration gamma-ray bursts, driven by strongest magnets, created the biggest explosion in the Universe.
Earth’s Gold came from Space, precisely from colliding Dead Stars. Unlike elements like carbon or iron, gold cannot be created within a star. Instead, it
A record-setting blast of gamma rays from a dying star in a distant galaxy has wowed astronomers around the world. The eruption, which is classified
Astronomers using NASA’s Swift satellite recently detected a new black hole, by a rise in high-energy X-rays from a source toward the center of our
Scientists have witnessed a massive black hole swallowing up and ripping apart a star. A powerful beam of energy that had crossed 3.8billion light years
This stunning vista represents the highest resolution image ever made of the Andromeda Galaxy (aka M31) at ultraviolet wavelengths.