W. M. Keck Observatory’s laser guide star adaptive optics (LGS AO) system uses a laser to create an artificial star to measure for atmospheric distortions. This results in sharp, high-resolution ...

Gaia unexpectedly discovered a giant exoplanet and a puzzling brown dwarf, challenging planetary formation theories and ...

Gaia, a mission designed to map stars, has accidentally become a planet hunter. Using precise astrometry, it detected stellar ...

Dark matter density in the Milky Way measured using pulsars Pulsar acceleration data reveals galactic gravitational mapping Study expands dark matter research beyond binary pulsars ...

Scientists have uncovered “Quipu,” the largest known galactic structure, stretching 1.4 billion light-years. This discovery ...

Learn about NASA's SPHEREx mission, which will launch on March 4, 2025 to study the universe's early history and search the ...

Astronomers have performed a multiwavelength study of nine open cluster candidates. As a result, they found that all of them ...

Fast-moving stars in the Milky Way indicate there could be a supermassive black hole in the neighboring Large Magellanic ...

From star births to deaths and a party in a black hole, here are some of the reports we’ve been getting back from the ...

The observations detailed the extreme environment in the immediate vicinity of Sagittarius A* (pronounced A-star), the supermassive black hole at the center of the Milky Way. Sagittarius A* is about ...

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