Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is held together—but no existing tool has directly detected it. While dark ...

An effort to jumpstart copper-nickel mining near the Boundary Waters Canoe Area Wilderness has died in Congress. A provision that would pave the way for mining in the Superior National Forest in ...

June's full 'Strawberry Moon' lit up the night sky last night, treating skywatchers to a rare once-in-a-18-year display as it ...

The Hill Country Dark Sky Conference returned to Blanco for the first time since 2019, drawing more than 60 regional leaders, ...

This might sound like an obvious thing for a professional stargazer to say. But astrophysicist Federica Bianco was reacting ...

Towards the end of the month, Mercury will be visible in the western horizon, the space agency said. Californians can observe ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

You could make a multi-month adventure out of zigzagging along Baja’s many natural and night-sky attractions. But for those who don’t have unlimited PTO, here’s a bite-sized, 100-mile trip ...

The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

But also: Night Sky is very much a puzzle box show that’s only had parts of its puzzle (very slowly) revealed, and now anyone who got invested in the story of the York family is just going to ...

These dark sky sanctuaries, reserves ... Other U.S. sanctuaries include Minnesota’s Boundary Waters Canoe Area Wilderness, Beaver Island State Wildlife Refuge Area, and Maine’s Katahdin ...

In the summer of 2004, as an intern at The Monitor, I remember gazing up at the Elkhorns on one side of Highway 69 and the ...