The first images of an artificial solar eclipse from ESA's Proba-3 mission have been unveiled. Total solar eclipses are rare, ...

The spacecraft on the Sun-side is the Occulter, designed to block the solar disk for the Earth-side craft: the Coronagraph.

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.

Astronomers have uncovered a distant celestial body that may be a new dwarf planet, orbiting the Sun from more than twice the distance of Pluto. Found by researchers at the Institute for Advanced ...

China lays foundation for cislunar infrastructure with spacecraft in novel lunar orbits China has sent several small ...

Despite the offset sunrise and sunset times, the summer solstice is still the longest day of the year in terms of total ...

NASA’s James Webb Space Telescope has spotted an “abnormal, chaotic, and strange" planetary system 60 light-years from Earth.

A spacecraft's-eye view over the landscapes of Mars has just given us a first-of-its-kind glimpse of the giant, ancient ...