ESA’s Solar Orbiter captured a massive plasma spiral extending millions of kilometres, revealing swirling solar wind patterns ...

Launched on 17 March 1958 by the U.S. Navy, Vanguard 1 was America’s second successful satellite after Explorer 1. It became ...

Aetherflux announced it raised $50 million in a Series-A funding round to develop solar satellites that deliver energy to ...

Honda is developing a mechanism capable of generating electricity and oxygen continuously — enabling astronauts to breathe ...

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

The first four humans to orbit over Earth's north and south poles have safely returned to Earth.