The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything ... a clearer picture of how the outer solar system formed and evolved based on ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Bright yellow deposits in Consus Crater provide new evidence of Ceres' cryovolcanic history, reigniting the debate over ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

Lightning can be used to probe Earth’s dynamic Van Allen radiation belts, directly connecting terrestrial weather and space ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see. The ...

Scientists studying Saturn's icy moon, Enceladus, have discovered that its ocean forms layers that slow the upward movement ...

These events, often called "planet parades" or "planetary alignments," though not exceedingly rare, are worth observing since they don't happen yearly.