The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study ...

Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

NASA's IMAP mission and two other space weather probes took flight atop a Falcon 9 rocket today (Sept. 24). SpaceX just sent three space weather probes to the final frontier. A Falcon 9 rocket lifted ...

In a groundbreaking discovery, astronomers have confirmed the approach of a “wandering planet” into our solar system. This celestial event has sparked a flurry of scientific interest and speculation.

Not all solar power is created equal. The Ivanpah facility in the middle of the desert has generated power using mirrors for ...

The 3D Energy tool has been developed using advanced ray-tracing technology with module-by-module analysis validated using data from real companies. It saves time and reduces cost by using one tool to ...

Conquer the cosmos and lead ships, fleets, and even entire civilizations to victory in the best space strategy games.

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

San Diego Community Power announced Wednesday a $55 million initiative that will offer rebates and incentives to encourage its customers to install solar-plus-battery systems in their homes. “This is ...

A mysterious object hurtling through space has been identified as a rare “interstellar object,” only the third of its kind ever seen. In July, NASA reported its ATLAS (Asteroid Terrestrial-impact Last ...