When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

DENVER—Last month, President Donald Trump took to social media with an announcement that he would direct the Pentagon and other federal agencies to “begin the process” of disclosing government files ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from the a European Space Agency orbiter on its ...

For more than a decade, NASA’s Curiosity rover has been climbing a Martian mountain, reading the planet’s ancient history layer by layer. Now, a discovery of web-like rock for ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...