Because they're surrounded by foul-smelling gases that are incompatible with the human sense of smell, living on the surface ...

The order of the planets in the solar system, starting nearest the sun and working outward is the following: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and then the possible ...

A passing star may have kicked the weird moons of giant planets like Jupiter and Saturn into place, new research suggests.

This video explores the key characteristics of each planet within our solar system. Suitable for teaching science at KS1 and ...

Scientists say microscopic black holes could explain the elusive "dark matter" that makes up a quarter of all matter in the ...

A star’s flyby likely altered the orbits of trans-Neptunian objects beyond Neptune that changes how we view the solar ...

Astronomers have uncovered evidence of a potential second Kuiper Belt, expanding the boundaries of our solar system. Here's ...

Only NASA's New Horizons spacecraft—one of five spacecraft that have reached the outer solar system—has managed to fly ...

Our solar system might still bear the scars from an extremely close shave with an alien star. Such an encounter – the closest pass we know of – would have shaken up objects on the outskirts and might ...

Using the Subaru Telescope, astronomers have identified previously unknown celestial bodies in the outer Solar System, ...

According to a new study, if a primordial black hole passed within a few hundred million miles of Mars, it could shift the planet's orbit by about a meter -- causing a "wobble." ...