NASA’s Roman Space Telescope could revolutionize the search for alien worlds by discovering around 100,000 exoplanets—far ...

Advances in quantum technology might allow astronomers to circumvent age-old issues that limit the size of optical observatories ...

On May 26, 1983, the European Space Agency launched its first X-ray Observatory into space. [‘On This Day in Space’ Video ...

New findings from the James Webb Space Telescope include cloudy weather on an exoplanet, and clues to the origins of one of Neptune's moons.

Astronomers at the University of Missouri, using the James Webb Space Telescope, have uncovered 300 unusually bright cosmic objects that may be some of the earliest galaxies ever formed. By applying ...

NASA unveiled a new telescope on Tuesday to scan vast swaths of the universe for planets outside our solar system and probe the mysteries of dark matter and dark energy. The Roman space telescope is ...

The telescope will be shipped to Florida for a launch aboard a SpaceX rocket as early as fall 2026. It is designed to work with the Webb and Hubble telescopes to observe the cosmos and solve the ...

NASA has completed its next space observatory, built to create sharp, panoramic maps of the universe while revealing how the most mysterious, invisible substances and distant worlds shape the cosmos.

Radiation in low Earth orbit (LEO) poses a critical risk to satellite electronics and optics, and clarifying the causes of sudden variations in Earth’s inner radiation belt is therefore essential.

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the most powerful space telescope ever made. Astronomers now call them little red ...

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...