Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

We still don't fully understand what triggers lightning. A new study suggests that showers of cosmic rays may be the missing ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

Scientists have long sought to unravel the mysteries of strange metals—materials that defy conventional rules of electricity ...

Scientists studying one of the earliest known galaxies using the James Webb Space Telescope have found that the universe's Era of Reionization may have occurred much earlier than previously thought.

What can Venus-like exoplanets, also known as exoVenuses, teach us about our own solar system and potentially finding life ...

Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...

Learn about a new observation of a galaxy emitting ultraviolet light that broke through the early universe's dense fog.

Huge, eerie spiral lights up the sky – but there is an official explanation - Frozen exhaust fumes caused strange spectacle, ...