"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

As lunar missions increase, scientists warn that spacecraft exhaust may contaminate sensitive regions of the moon faster than ...

Owing to the chaotic and non-integrable nature of three-body dynamics, the conventional Keplerian elements are rendered ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

Using lunar ice to make rocket fuel could help future lunar settlements sustain themselves and provide a launch pad for ...

Over half of the exhaust methane from lunar spacecraft could end up contaminating areas of the moon that might otherwise ...

Methane released in exhaust could move from one lunar pole to the other in less than two lunar days, with roughly half of it eventually depositing in areas that may preserve the original chemical ...

Far out in the Saturn system, a small world refuses to behave. Iapetus spins in a way that should not be so stable, wears a ...

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

As missions to the Moon multiply, keeping time there is no longer a theoretical problem. Researchers from the Purple Mountain ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...