"The universe is filled with a range of three-body systems, including the closest stars to Earth, the Alpha Centauri star ...

The Voyager probes are each turning off an instrument to avoid ending their 47-year-long missions later this year.

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.

The discovery of new exoplanets can help scientists understand how planets form and evolve. Scientists from UNSW Sydney have located a potential new exoplanet -- a planet that orbits a star outside of ...

Here is a list of galaxies that are known in this universe other than your Milky Way galaxy. It is a spiral galaxy approximately 2.5 million light-years from Earth and the nearest major galaxy to the ...