About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

University of Arizona researchers have unveiled evidence of romance at the farthest reaches of the solar system: a cosmic ...

"Americans are explorers, builders, innovators, entrepreneurs and pioneers. The spirit of the frontier is written into our ...

The United States will once again consider itself a growing nation, one that increases our wealth, expands our territory, ...

Space conspiracy theories often contest established facts, nurturing curiosity and fascination. Prominent theories include ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

Tatooine is known for its harsh desert climate, relentless sandstorms, and scorching heat beneath the blazing light of its twin suns. Kamino is a distant, inhospitable planet, entirely covered by vast ...

Venus, Saturn, Jupiter and Mars are all visible after sunset, but social media claims about it being a rare "planetary ...

There are no stars in the sky for the same reason you don't see stars during the day on Earth, according to NASA: The bright ...

Some space conspiracy theories just won't go away.

Six planets will form a rare planetary alignment in the night sky on Jan. 21; here is everything you need to know about the ...