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

A superbright Mars is currently visible alongside Regulus, the "Heart of the Lion" star located around 79 light-years from ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.

The origin of life is one of the most fundamental and enduring questions of mankind and one of the three greatest Origin ...

Researchers in the US have suggested there is a 40 percent chance a ninth planet could exist in our solar system. Planet Nine ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

The robotic spacecraft Psyche has regained propulsion after a snag cut its propellant system in April. Engineers had to ...