Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

Light from the Dragon's home galaxy began journeying through space roughly 6.5 billion ... stumbled on the trove of stars while looking for a background gravitationally lensed galaxy in images ...

Neutron stars are ancient remnants of stars that have reached the end of their evolutionary journey through space and time. These interesting objects are born from once-large stars that grew to ...

When that happens, the imprints they make in space are nearly the same at a wide variety of length scales. This is precisely what cosmologists observe in the cosmic microwave background ...