Nature

Potential impact of the Sagittarius dwarf galaxy on the formation of young O-rich stars

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Using pulsars as ultra-precise gravitational probes to 'weigh' neighboring galaxies

Researchers at The University of Alabama in Huntsville (UAH), a part of The University of Alabama System, have identified a promising new method for measuring the mass of galaxies orbiting the Milky ...
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The Milky Way’s Silent Collision That Could Rewrite Future

Gravity is pulling more than just stars together - it’s dragging entire galaxies into violent encounters. The Milky Way is currently absorbing the much smaller Sagittarius Dwarf Galaxy, and the ...
Nature

A North–South Metallicity Asymmetry in the Outer Galactic Disk—Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...