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

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

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 ...

A glass bead retrieved by China's Chang'e-5 lunar mission is offering a glimpse into the moon's hidden interior and violent past. Witness live views of Earth from the International Space Station as it ...

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