"What surprised us, at the end, was how effective this type of impact could be in explaining Mercury's unusual structure ...

A micromoon is a full moon that occurs when it reaches apogee, the farthest point in its orbit from Earth. Sky enthusiasts ...

A team led by Satoya Nakano and Kengo Tachihara at Nagoya University in Japan has revealed new insights into the motion of ...

An analysis of star movements from the Gaia spacecraft reveals that the Small Magellanic Cloud — a satellite galaxy bound to ...

A pair of white dwarfs, located just 150 light-years from Earth, appears doomed to die in a type 1a supernova that will shine ...

In February, Mars, Jupiter, Mercury, Venus, Saturn, Uranus, Neptune and Mercury lined up in the night sky in a rare planet ...

The next full moon over Mississippi rises April 12. Know when to find dark skies to watch the Lyrids meteor shower this month, when to see more planets.

K2-360 is a newly found planetary system with a super-dense planet, likely the core of a former larger world, shaped by dynamic interactions with its companion. An international team of researchers ...