Astrophysics

Science

Have astronomers seen any spectral lines they can’t identify?

Cosmology

The universe’s extra dimensions

Exotic Objects, Stars

The Very Large Telescope probes remains of medieval supernova

Exotic Objects, Stars

Fermi proves supernova remnants produce cosmic rays

Exotic Objects, Milky Way

Chandra suggests rare explosion created our galaxy’s youngest black hole

Milky Way, Robotic Spaceflight

WISE feels the heat from Orion’s Sword

Deep-Sky Objects

Capturing the “wings” of the Seagull Nebula

Exoplanets, Planets

Direct infrared image of an arm in disk demonstrates transition to planet formation

Milky Way

Enigmatic “ribbon” of energy discovered by NASA satellite explained

Human Spaceflight, Robotic Spaceflight

Super-TIGER balloon breaks records while collecting data

Galaxies, Robotic Spaceflight

Cool new views of Andromeda Galaxy

Science

A cosmic-ray impact