Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

A giant gas planet comparable in size to Saturn exists around a small red dwarf star. The discovery is beyond the scope of ...

The flares may heat up and inflate the planet's atmosphere, which is dominated by hydrogen and helium. Being lashed by these ...

A meteorite, Northwest Africa 12264, is questioning the established timeline of our solar system's formation, suggesting ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

In the 1980s, the theory that dinosaurs were wiped out by a massive meteor that hit the Earth began to gain scientific ...