Gamma rays are a broad category of high-energy photons, including everything with more energy than an X-ray. While they are often created by processes like radioactive decay, few astronomical events ...

On the outskirts of the Milky Way, one of the rarest kinds of stars in the galaxy has just become even more mysterious than it was before. Astronomers have used the Hubble and Gaia telescopes to study ...

Update June 21, 2011: JP Morgan Chase has agreed to pay a $154 million penalty to settle SEC charges that the bank misled investors about a complex mortgage-securities deal during the waning days of ...

The universe is so vast that even the closest stars are light-years away. They are so distant that they were long thought to be fixed points in the velvet night. Since we can't yet travel to the stars ...

Strange radio signals coming from a magnetar that "woke up" after more than a decade of radio silence cannot be explained by our current understanding of the universe's strongest magnets, hinting at a ...

The guiding force behind Magnetar was Alec Litowitz, a triathlete, astronomy buff and rising star in the investing world. In 2003, Litowitz retired from a Chicago-based hedge fund, Citadel, one of the ...

Roughly 11.5 million years ago in a galaxy not too far away, a starquake cracked the surface of a small and violent stellar corpse. This rupture caused an enormous flare that sent X-rays and gamma ...

For the first time, astronomers have definitively spotted a flaring magnetar in another galaxy. These ultra-magnetic stellar corpses were thought to be responsible for some of the highest-energy ...

Astronomers at NASA and ESA have discovered the youngest pulsar known. This celestial child is a mere 240 years old, and its birth would have been visible on Earth at the time as a supernova. In ...

Magnetar Capital LLC, the infamous hedge fund that has been under SEC investigation for its role in the subprime mortgage crisis, is onto its new business venture, this time in a small Ohio town.

(Bloomberg) -- Magnetar Capital, the $17.5 billion money manager known for alternative credit and hedge fund investing, is pushing into newer territory: venture capital. Magnetar has launched its ...

Magnetars are the most magnetic objects in the universe, and they should be relatively common. Yet, astronomers have had a hard time studying them. Roughly 11.5 million years ago in a galaxy not too ...