Anne McClain and Nichole Ayers achieved most of their planned tasks on today's (May 1) 5-hour, 44-minute extravehicular activity.

Residents looking to block expansion of a huge solar array on farmland got a boost when town legislative delegation put out ...

Check out the Tiangong space station's solar arrays move in these views captured by a camera outside the Tianhe module.

Forecasters of space weather keep an eye on the sun to stay ahead of eruptions of solar material that have the ability to ...

Astronauts Josh Cassada and Frank Rubio installed and deployed an ISS Roll Out Solar Array (iROSA). The rollout occurred while the International Space Station was flying over the Pacific Northwest.

Space Solar's successful "Cassidi" project marks a significant step towards delivering continuous, clean energy from space.

Virtus Solis wants to group satellites into massive arrays—100,000 satellites for 100MW—allowing for a highly scalable energy platform. Arrays can grow to 20 ...

Three year old Space Solar has completed an 18-month engineering design and development project for key parts of its modular space-based solar power system.

A satellite no bigger than a washing machine could soon take a major step toward reshaping the future of clean energy. Japan ...

This year marks the 50th anniversary of the founding of the European Space Agency (Esa). It has launched spectacularly ...