The sky's 2 brightest planets - Venus and Jupiter - will meet for conjunction on November 24, 2019. Watch them draw closer in the west after sunset this weekend!

Space-based observatories detected a violent explosion in a galaxy billions of light-years away. It became the brightest source of high-energy cosmic gamma rays seen so far. Specialized Earth-based telescopes detected it via faster-than-light particles cascading through Earth's atmosphere.

Was the Tully Monster - which left behind one of the strangest fossils ever discovered - a vertebrate or an invertebrate? The mystery continues.

We've heard no reports so far today from anyone who saw a rich burst of meteors from the constellation of the Unicorn (Monoceros) last night. Looks like the meteor burst did not happen.

Scientists have linked melting Arctic sea ice to the emergence of a deadly virus among sea lions, ice seals, sea otters and other marine mammals.

Enjoy the morning spectacle over the next several mornings, as the waning crescent moon sweeps by the star Spica and then the planets Mars and Mercury.

Masting is what biologists call the pattern of trees for miles around synchronizing to all produce lots of seeds – or very few. Why and how do they get on schedule?

Scientists have created a recording of the eerie ‘song’ that Earth sings when it’s hit by a solar storm.

The 1st-ever map showing the global geology of Saturn's moon Titan reveals a dynamic world of dunes, lakes, plains, craters and other terrains.

In movies and books, fictional astronauts enter ‘suspended animation’ to cross the vastness of space. Recently ESA investigated how real-life crew hibernation would impact a space mission to Mars.