Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

Solar and cosmochemical data indicate high levels of carbon, nitrogen, and oxygen in the Sun. Researchers have unveiled a new ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on the dark matter which seems to keep galaxies together and rotating with ...

Samples collected from the near-Earth asteroid Ryugu have revealed clues about a primordial magnetic field that helped ...

As the Earth orbits the sun ... They'll look like a halo surrounding the planet rather than physical rings like you can usually see with Saturn. Opposition happens once a year for each planet in the ...