How did part of the moon become a near-Earth asteroid?
Kamo'oalewa has an odd near-Earth orbit that perplexed scientists, especially given that its composition is not like other near-Earth satellites.
LEARN MOREWhile most of the U.S. won't get to see the partial lunar eclipse, some might notice the moon will get darker briefly on Saturday.
Energy released in a solar storm led to increased aurora activity in Earth's atmosphere on Thursday and Friday.
A mother shares how being an astronaut is helping her inspire women everywhere, and her young daughter, to believe there is no limit to their goals.
Scientists wanted to study star HD110067 after noticing dips in the star's brightness. They were not disappointed.
40% of engagements take place between Thanksgiving and Valentine's Day, according to industry experts.
CBP officials say the Tucson area, including Nogales, is already seeing the highest number of migrants coming into the country.
25 million U.S. students use diesel-powered school buses daily, prompting debates on cleaner alternatives.