The solar-powered explorer yacht Helios 11 could "run forever" with solar energy, in theory.

You can build a telescope, a microscope and a UFO with the Lego Creator 3-in-1 Space Exploration Telescope review, but I'd only bother with the former.

Julia Calderon’s power used to go out regularly. She lives in a rural part of Orange County, New York, near the New Jersey border, and remembers once having to bury an ice cream cake in the snow to ...

Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice ...

On a frigid orbit beyond Neptune, some of the solar system’s smallest worlds project a strange silhouette. Two rounded lobes, pressed together with a narrow “neck,” like a snowman that never melted.

Astronomers have long debated why so many icy objects in the outer solar system look like snowmen. Michigan State University ...

If executed at the scale, Musk's orbital data center plan could have devastating effects on the environment and the sustainability of low Earth orbit.

Investment and support could make small-scale space-based solar power (SBSP) viable, with potential for electricity generated in orbit to participate in UK contracts for difference (CfD) scheme ...

"You need to speak to several contractors before making a final selection," said Michael Trahan, a solar energy expert.

Most VPPs rely on customers’ solar and batteries. Xcel says its utility-owned alternative can do a better job in Minnesota — ...

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...