We usually think of our Solar System as a calm, well-organized family of planets, but a new study suggests its early days may have been far more chaotic. Instead of the four giant planets we know ...

The early solar system may have been far more chaotic than we ever imagined. A new study published in Icarus suggests that our solar system might have once hosted an additional giant planet, whose ...

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...

The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming into view, revealing hints of a surprising past – and the origin of Saturn's ...

Get expert advice on improvements to your home, including design tips, how much you'd expect to pay for a pro and what to ask ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315. Planet-forming materials were first identified using NASA's James Webb Space Telescope.