The orange dwarf Gliese 710 is expected to come within 0.1663 light-years or 10,520 astronomical units in about 1.29 million ...

Planetary exploration science at the SETI Institute spans the entire solar system – from planets and moons to asteroids and ...

"The extraordinary results are an essential step toward understanding the initial conditions that lead to the formation of ...

When the Sun expands into a red giant, it will swallow the inner solar system and raise the temperature in the outer regions.

Ancient supernovas may have blasted Earth with powerful radiation, causing dramatic changes in our climate, and could do so ...

Computer simulations show that planets could be flung out of the inner solar system, supporting the possible existence of a ...

U ranus is a very weird planet, and it turns out that there is a newly discovered oddity to add to its already extensive list. Astronomers used Hubble to study the interactions between the planet's ...

NASA scientists found evidence of darkness on the 'leading side' of Uranus' moons, which they expected to be bright.

A pair of European satellites have created the first artificial solar eclipses by flying in precise and fancy formation, providing hours of on-demand totality for ...

How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

During the red giant phase, both the Sun and Jupiter will shine brighter and become hotter. However, its moon Europa is ...