The northern lights are best seen between 10 p.m. and 2 a.m. local time, according to NOAA, which recommends traveling to a ...

Light pollution is increasing globally, and having a negative impact on wildlife and humans. But the solutions are ...

The peak of the current solar cycle is ongoing, bringing spectacular views of the northern lights to several U.S. states.

As night falls on the Atacama desert in northern Chile four giant telescopes turn their gaze towards the star-strewn heavens.

The sun is reaching a solar maximum. Here's what that could mean for Iowa and our chances to see the aurora borealis, known ...

Last year, a pair of researchers claimed that the shockwaves of the shutdown could be felt as far as the moon, causing a ...

A SpaceX Falcon 9 rocket launch lit up the skies over Southern California Monday night as it made its way into low-earth ...

February's full Snow Moon will have a royal companion as it rises alongside Regulus, a star nicknamed "Heart of the Lion", ...

A California startup wants to beam extra sunlight to Earth orbiting mirrors, but some are skeptical about whether the physics ...

Auroras have long mystified humanity. Now that we know what they are and why they happen, we can better predict how best to ...

A lunar eclipse occurs when the sun, earth, and moon align, so that the moon passes into Earth’s shadow. In a total lunar ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...