Two “superpuff” planets orbiting a sunlike star over 1,000 light-years from Earth are as big as Jupiter and as dense as ...

North America’s celestial highlights for the week ahead, which also apply to mid-northern latitudes in the northern hemisphere. This week: bright planets at dusk and dawn ...

Astronomers using NASA's James Webb Space Telescope have discovered a giant planet outside our solar system, called an ...

The European Space Agency’s Euclid telescope was built to study dark matter and dark energy, but for one day last year, it captured the densely packed stars brightening the center of our galaxy ...

Early Earth may have inherited some of its organic compounds from space.

Euclid is on a mission to chart one-third of the sky in the hopes of shedding light on the enduring mysteries of dark matter and dark energy.

IMAGE: An artist’s impression of a free-floating planet. Using observations and archival data from several of NSF’s NOIRLab’s observatories, together with observations from telescopes around the world ...

The European Space Agency releases the most detailed image of the Milky Way's center, the galactic bulge, in visible light. It was taken by the Euclid telescope.

Astronomers have located a rare exoplanet on the edge of the Milky Way. The exoplanet, a gas giant named AT2021uey b, orbits a low-mass star and is located about 3,200 light-years away from Earth, ...

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers have turned their attention to the evolution of metallicity in the Milky ...