Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...

The space telescope Gaia has created the largest three-dimensional map of the Milky Way ever. On January 15, 2025, Gaia shut ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

The planet is tidally locked to its star, which means one side is always facing it and, for that reason, has a scorching ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

What makes something quantum? This question has kept a small but dedicated fraction of the world's population—most of them ...

See the iconic Pillars of Creation in this 3D visualization created from James Webb and Hubble Space Telescope data. Credits Producer Greg Bacon (STScI), Frank Summers (STScI), NASA's Universe of ...

There is a new exhibit at the University of Arizona Flandrau Science Center and Planetarium: Universe of Science. It features ...

In the hush between star-bright infinities and the hum of everyday tasks, a quiet summons persists. No single measurement or ...

It is a cosmic phenomenon that elegantly showcases the warping of space-time, a consequence of gravity predicted over a ...