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

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang ...

A wandering star from the depths of the galaxy could disrupt the orbits of the planets, fling Earth out of the solar system – and end humanity.

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 ...

A giant gas planet comparable in size to Saturn exists around a small red dwarf star. The discovery is beyond the scope of conventional astronomy theory, and is making experts reconsider conventional ...

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

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

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 ...