ESA's Hera spacecraft for planetary defense performs a flyby of Mars. The gravity of the red planet shifts the spacecraft's ...
The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...
"If the moon and a planet are near Castor and Pollux you have an impressive show." From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.
Technology designed in Dublin will assist a European Space Agency (ESA) spacecraft called Hera as it navigates a close fly-by ...