Starry reflections on the Swedish–ESO Submillimetre Telescope

he starry skies are reflected in one of the many telescopes hosted at La Silla, ESO’s first observatory. The Milky Way can be seen as a bright band crossing the top right corner. This picture demonstrates one of the clear skies that astronomers here enjoy on more than 300 nights per year. As the home […]

The starry skies are reflected in one of the many telescopes hosted at La Silla, ESO's first observatory. The Milky Way can be seen as a bright band crossing the top right corner. This picture demonstrates one of the clear skies that astronomers here enjoy on more than 300 nights per year. As the home of such advanced instruments as the New Technology Telescope (NTT) and the High Accuracy Radial velocity Planet Searcher (HARPS), La Silla remains among the most scientifically productive observatories in the world.

What Is Space-Time?

The fabric of space-time is a conceptual model combining the three dimensions of space with the fourth dimension of time. According to the best of current physical theories, space-time explains the unusual relativistic effects that arise from traveling near the speed of light as well as the motion of massive objects in the universe. Who […]

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The Asteroids Might Remember a Forgotten Giant Planet

Paul M. Sutter is an astrophysicist at The Ohio State University, host of Ask a Spaceman and Space Radio, and author of «Your Place in the Universe.» Sutter contributed this article to Space.com’s Expert Voices: Op-Ed & Insights. The formation of the solar system is a deeply perplexing puzzle. We’re left with clues all over […]

asteroids

Descubierta antigua explosión estelar en impresionantes imágenes de la región central de la Vía Láctea obtenidas con telescopio ESO

El Very Large Telescope (VLT) de ESO ha observado la zona central de la Vía Láctea con una resolución espectacular y ha descubierto nuevos detalles sobre la historia del nacimiento de estrellas en nuestra galaxia. Gracias a estas nuevas observaciones, los astrónomos han encontrado evidencias de un acontecimiento dramático en la vida de la Vía […]

ESO