The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

Comet 3I/ATLAS arrived in the inner solar system looking like it should not exist, an icy fragment from interstellar space on a path and with a behavior that defied early expectations. As it sweeps ...

Astronomers have for the first time seen the birth of a magnetar—a highly magnetized, spinning neutron star—and confirmed that it's the power source behind some of the brightest exploding stars in the ...

Dr. Larry Denneau of the University of Hawaii is nothing like your typical astronomer. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...