The solar system appears to have been traveling through the molecular remnants of ancient supernovae for the past 33,000 years, at least according to the presence of a rare type of iron that shouldn’t even exist on Earth. Born in the fiery collapse of massive stars as they explode into supernovae,read more

A recent comparison of star catalogues taken nearly two-thirds of a century apart have revealed that our local stellar neighborhood has lost at least 100 stars since the 1950s. The team of researchers that conducted the survey are at a loss as to how such massive objects could simply… disappear.read more