The project would be on up to 8,000 acres at the Hanford nuclear site near Richland in Eastern Washington.

A comet whizzing through the Solar System has astonished scientists by doing something they had never seen before. In early ...

Researchers at the University of Hawaiʻi have uncovered new clues about how energy moves through the sun's outer atmosphere, using one of nature's rarest events as their window: total solar eclipses.

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

Unlike a total solar eclipse, where the Sun is fully blocked, an annular eclipse leaves a thin circle of sunlight shining ...

Hubble is known for peering into distant galaxies, but some of its most surprising images came from much closer to home. Detailed observations revealed unexpected activity, dramatic storms, and ...

Legislation in Maine, Vermont, New Hampshire, and Rhode Island would allow small solar panels to plug directly into home ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

Luna 9 was the first spacecraft to soft-land on the Moon, sending the first images from the lunar surface to Earth. The Luna ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.