The photograph titled “Earthrise,” taken on Christmas Eve 1968, is credited with sparking the environmental movement and inspiring Earth Day , which was declared in 1972...

It's a veritable sky party on the night of April 21, as 15–20 or even more Lyrid meteors shower down hourly upon the skies of Mother Earth...

Instruments of the U.S...

This stunning time-lapse video of the skies over Mother Earth is reminiscent of last year's captivating views of the Milky Way ...

The sun has unleashed a solar flare of the magnitude that glanced off Earth’s northern magnetic pole in late January, NASA scientists say—only this one is headed straight toward us...

It took 25,000 supercomputer processors and 11 days to calculate the motions of 180 billion simulated electromagnetic particles in space...

Alaska residents in the mainly Native town of Venetie have been offered $1,200 for information leading to a piece of fallen rocket and $500 for nose cones, doors, payloads and othe...

The three brightest lights in the sky are not stars, but planets—Mother Earth’s very own satellite, the moon, plus Venus and Jupiter—and over the next week they will converge on on...

Inuksuk High School went cosmic on February 8 when nearly 700 students, elders and community leaders packed the auditorium to snych with astronauts on the International Space Stati...

The clichéd exhortation to “reach for the stars!” has taken on new, practical meaning as students at Northwest Indian College (NWIC), located within the Lummi Nation, in Bellingham...