This image features a deep field view of the Cassiopeia constellation immersed in the glow of ionized hydrogen gas, where the ...

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

This event, known as an occultation (derived from the Latin word occultāre, which means "to conceal", can be a startling spectacle, especially if it involves a bright star. But unlike a planet ...