Image: Chandra's view of the Tycho Supernova remnant

More than four centuries after Danish astronomer Tycho Brahe first observed the supernova that bears his name, the supernova remnant it created is now a bright source of X-rays. The supersonic expansion of the exploded star ...

Mach 1000 shock wave lights supernova remnant

When a star explodes as a supernova, it shines brightly for a few weeks or months before fading away. Yet the material blasted outward from the explosion still glows hundreds or thousands of years later, forming a picturesque ...

Stars pop onto the scene in new WISE image

(PhysOrg.com) -- This enormous section of the Milky Way galaxy is a mosaic of images from NASA's Wide-field Infrared Survey Explorer, or WISE. The constellations Cassiopeia and Cepheus are featured in this 1,000-square degree ...

Fermi shows that Tycho's star shines in gamma rays

(PhysOrg.com) -- In early November 1572, observers on Earth witnessed the appearance of a "new star" in the constellation Cassiopeia, an event now recognized as the brightest naked-eye supernova in more than 400 years. It's ...

Research of Danish astronomer's remains completed

Scientists have concluded taking samples of the remains of Danish astronomer Tycho Brahe that they hope could help them shed light on his sudden death more than 400 years ago.

Danish astronomer's remains exhumed in Prague

(AP) -- Astronomer Tycho Brahe uncovered some of the mysteries of the universe in the 16th century - and now modern-day scientists are delving into the mystery of his sudden death.