Giant free-floating planets might have planets of their own

Giant free-floating planets drift in space with no stars. New observations from the Webb telescope suggest they could have their own planets orbiting them.

Strange spiral in the night sky was a rocket fuel dump

On Tuesday, August 12, 2025, many people in the U.S. and Canada reported seeing a strange spiral in the night sky. It was a fuel dump from a rocket.

Surprisingly chaotic early universe had supersonic turbulence

In a surprisingly chaotic early universe, the 1st star-forming clouds experienced supersonic turbulence only a few hundred million years after the Big Bang.

Meet intermediate black holes: Between stellar and massive

Intermediate-mass black holes have masses between stellar black holes and supermassive black holes. They are rare and hard to detect.

9 mind-blowing space facts that will shock you

Read 9 mind-blowing space facts about Earth, the sun, our galaxy and universe that will surprise and delight you. You'll be a hit at your next dinner party!

Analyzing binary stars with AI brings new insights

Scientists say AI could be used to massively decrease the time it takes to compute the properties of the complext orbits of binary stars.

Journey to a black hole? An innovative, epic mission concept

In a new mission concept, a tiny nanocraft probe could make the journey to a black hole. Once there, it could conduct experiments to test the laws of physics.

Meet a monster black hole at the dawn of time

Astronomers have spotted a monster black hole at the dawn of time. It currently holds the record for earliest confirmed black hole. More here.

Surprise! Glaciers on Mars are made of mostly pure ice

Glaciers on Mars are at least 80% pure ice, a new study finds. Scientists had previously thought they contained a lot more rocky material.

Europa Clipper successfully tests radar during Mars flyby

Europa Clipper tested its radar during a Mars flyby in March 2025. The newly announced results show the instrument is working as hoped.