NASA has revamped the plans for its Artemis program, meaning the mission that was intended to put astronauts back on the moon in 2028 will instead conduct test flights next year in low-Earth orbit.

The shake-up in the flight lineup and push for a faster pace came just two days after NASA’s new moon rocket returned to its ...

The eclipses tend to follow each other, taking advantage of the sweet spot in the celestial bodies’ orbits. Tuesday’s total eclipse of the moon comes two weeks after a ‘ring of fire’ solar eclipse ...

The Planetary Parade arrives this weekend with up to six planets visible in the skies over Wisconsin.