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 ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, ...

Exploding stars in near-solar space may have triggered at least two mass extinction events in Earth's history.

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study suggests. Researchers at Keele University say these ...

In a lunar occultation, the Moon completely covers a star or planet as it moves across the sky. The object seem ...

This system is a real boost for developers ... the brand-new L'Orée and Alba luxury residential complexes have replaced two two-star and three-star hotels with much lower rates.

The stargazing hobby is seeing groups of folks viewing the night skies to unwind, destress & learn more. They're also waiting for the Planteary Parade. Life + Culture ...