Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

Looking at a distant galaxy means looking back in time.

Scientists have linked supernovae to the heating of the Milky Way's outer gas layer, revealing a cosmic dance of creation and destruction that shapes our galactic environment. Scientists may have unco ...

Carbon, the essential building block of life, has a remarkable origin story. Nearly all elements beyond hydrogen and helium, ...

Hubble Space Telescope in December 1999, the Hubble Heritage Project captured this picture of NGC 1999, a nebula in the constellation Orion.

Fast-food giant McDonald's is updating their menu for the New Year, axing several festive items and launching a brand-new wrap for hungry punters.

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

Cosmic Leviathan: A galaxy cluster, resembling a submerged sea monster, distorts spacetime around it, as captured by the ...

Brian Rogers spends his days looking at the stars, searching for signs of extraterrestrial intelligence beyond our earthly ...

Carbon, essential for life, journeys through space in a galactic recycling process, fueling star and planet formation.

Maybe you received a telescope during the holiday season, or perhaps you’ve gifted yourself with a scope. I want you to get ...