Weighing in at 10 to 20 times the mass of our sun, HW2 is a rare example of a massive protostar caught in the act of ...

The data revealed that gas from HW2's accretion disk is collapsing inward at breakneck speed, feeding the star at an ...

Exoplanets—planets that orbit stars beyond our solar system—have transformed our understanding of the universe. Since the ...