Physicist Richard Lieu first theorized that gravity could exist without mass—now he’s got a new cosmological model that ...

NASA’s Spitzer Space Telescope captured a stunning image of the Helix Nebula, also known as NGC 7293. This image captures the star-forming region NGC 3324, seen in infrared light. This stunning image ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

NASA's James Webb Space Telescope has taken the most detailed image of planetary nebula NGC 1514 to date thanks to its unique mid-infrared observations. Webb shows its rings as intricate clumps of ...

Another of the crates features a rustic “undeliverable” Manifest of Supplies returned to the Trading Company. It was meant to ...

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the ...

The researchers led by the Science and Technology Facilities Council the Rutherford Appleton Laboratory and Imperial College ...

The Habitable Exoplanet Observatory (HabEx) telescope was one of several proposal that were incorporated into the Habitable ...

The preliminary version of President Donald Trump’s budget proposal to Congress, known as a “passback,” would cut the ...

Researchers mapped a far-infrared landscape brimming with nearly 2,000 galaxies. There may be "hidden galaxies" lurking just ...

Hidden galaxies offering a glimpse into the past could reveal previously unknown secrets of the universe, challenging current ...