Sitting all by itself in space, a newfound object may help answer mysteries about planets without parent stars.
Read more (April 19, 2016)
Most Luminous Galaxy Is Ripping Itself Apart
About 12.4 billion years ago, a supermassive black hole produced so much energy, it stirred up gas across its entire galaxy.
Read more (January 15, 2016)
Runaway Stars Leave Infrared Waves in Space
Cosmic bow shocks are leading astronomers to some of the galaxy's speediest stars.
Read more (January 05, 2016)
NEOWISE Observes Carbon Gases in Comets
Data from NASA's NEOWISE mission are giving new insights into comet dust, nucleus sizes, and production rates for difficult-to-observe gases like carbon dioxide and carbon monoxide.
Read more (November 23, 2015)