On January 18, the team at Firefly carried out Blue Ghost’s first engine burn, firing up the lander’s thrusters and main ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

Witness the "night of the red moon" as a 67-minute total lunar eclipse graces the U.S. skies on March 13-14.

The colorful northern lights may reveal themselves to South Dakotans Friday night due to an impending solar storm forecast to ...

The aurora borealis is back and is expected to be visible in more than 10 states. See which states will have the best views.

The colorful northern lights may reveal themselves to Minnesotans Friday night due to an impending solar storm forecast to ...

Northern Michigan will have a low chance of viewing the northern lights Saturday night, with a G1 minor solar storm expected, ...

While Earthlings were wrapping gifts and preparing holiday buffets this past Christmas Eve, a rocket named for a south ...

Flickering coronal "loops" on the Sun are warning signs of a coming solar eruption, paving the way for better space weather ...