Are we alone in the universe? How will the cosmos change over time—and meet its eventual end? NASA has just launched a massive observatory to help answer these questions and more in the coming years.

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" derives from the term "extrasolar planet," which hints at its existence beyond ...

Stanford researchers have offered an explanation for why some sizzling, lava-covered worlds nestled tightly around their ...

Nasa has launched its Nancy Grace Roman Space Telescope on a mission to investigate dark matter and dark energy, study black ...

While astronomers have found thousands of exoplanets over the last few decades, the true prize continues to elude them—they ...

NASA's Roman Space Telescope​ launched shortly after daybreak from Kennedy Space Center and blazed toward an observation ...

Scheduled to launch on Sunday aboard a SpaceX rocket from Cape Canaveral, Florida, this telescope is the US agency's most ...

The launch of the Nancy Grace Roman Space Telescope, a roughly $4 billion project, is planned for Sunday at NASA's Kennedy ...

NASA’s Nancy Grace Roman Space Telescope will create enormous cosmic panoramas, which astronomers will use to explore ...

NASA’s newest major observatory will include the most advanced planet-imaging tech ever flown in space. Here’s how it works ...

Pandora, NASA’s newest exoplanet mission and the first satellite to launch through the agency's Astrophysics Pioneers program ...