At the Paranal Observatory, the UT4 telescope doesn't just stargaze—it actively creates its own stars using powerful lasers ...

At the Paranal Observatory in Chile, the UT4 telescope doesn’t just observe the stars—it actively creates artificial stars to ...

At ESO’s Paranal Observatory in Chile’s Atacama Desert, visitors can experience some of the darkest and clearest night skies ...

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

On the vast canvas of the cosmos, where starlight typically reigns supreme, there are regions in which darkness not only ...

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

NASA's newest space telescope has officially begun ... Here's a look at some of SPHEREx's first images, as well as what to know about the observatory's two-year mission. Throughout the next ...

For 35 years, the Hubble Space Telescope ... images documenting the immediate aftermath and the evolving debris cloud unleashed by DART's 13,000-mph (21,000 kph) strike. Remarkably, the ...

When combined with X-rays from NASA's Chandra X-ray Observatory ... and observations from space-based telescopes like Chandra that give us accurate pictures of these cosmic objects and how ...