The Milky Way’s farthest spiral arms have long been sketched more from motion than measurement. Now three violent explosions ...

The new results are based on the team's analysis of data taken by the Gaia and APOGEE instruments. Gaia is an orbiting space telescope that tracks the precise location, distance, and motion of more ...

The Universal Rotation Curve does not stop where the stars end. It continues into the most remote regions of spiral galaxies, where dark matter dominates. This is the finding of a study conducted by ...

The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their ...

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Astronomers have measured a supermassive black hole at the edge of the observable universe that appears to have grown faster ...