Conventional images of the Earth and the moon place them close together, the moon hovering, seemingly, right over our planet's shoulder. Of course, this isn't accurate; we know just from looking at ...

Portal Space Systems says it has successfully tested its solar thermal propulsion system at operational temperatures inside a ...

- Technical innovation cuts production cycle time by up to six months<br></br>- First 3D-printed solar arrays will fly Spectrolab solar cells aboard small satellites built by Millennium Space ...

While rooftop solar panels are common throughout the Bay Area, this would be the first solar energy and storage infrastructure built on the Peninsula. Photo by Sana Dadani. This story was written by ...