Background Image

Noticias

Herschel Spacecraft Eyes Asteroid Apophis
Miércoles, 9 Enero, 2013 Astronomía

Scientists using the Herschel Space Observatory made new observations of asteroid Apophis as it approached Earth this past weekend. The data show the asteroid to be bigger than first estimated, and less reflective.

Leer +
Dark Energy Alternatives to Einstein Are Running Out of Room
Miércoles, 9 Enero, 2013 Astronomía

Research by University of Arizona astronomy professor Rodger Thompson finds that a popular alternative to Albert Einstein's theory for the acceleration of the expansion of the universe does not fit newly obtained data on a fundamental constant, the proton to electron mass ratio. , Thompson's...

Leer +
Mapping the Milky Way: Radio Telescopes Give Clues to Structure, History
Miércoles, 9 Enero, 2013 Astronomía

Astronomers have discovered hundreds of previously-unknown sites of massive star formation in the Milky Way, including the most distant such objects yet found in our home Galaxy. Ongoing studies of these objects promise to give crucial clues about the structure and history of the Milky Way.

Leer +
The Farthest Supernova Yet for Measuring Cosmic History
Miércoles, 9 Enero, 2013 Astronomía

Berkeley Lab-based Supernova Cosmology Project uses Hubble Space Telescope data to discover the most distant well-measured Type Ia supernova ever found.

Leer +
Cluster Mission Indicates Turbulent Eddies May Warm the Solar Wind
Martes, 8 Enero, 2013 Astronomía

The sun ejects a continuous flow of electrically charged particles and magnetic fields in the form of the solar wind -- and this wind is hotter than it should be. A new study of data obtained by European Space Agency's Cluster spacecraft may help explain the mystery.

Leer +
NASA Telescopes See Weather Patterns in Brown Dwarf
Martes, 8 Enero, 2013 Astronomía

Astronomers using NASA's Spitzer and Hubble space telescopes have probed the stormy atmosphere of a brown dwarf, creating the most detailed "weather map" yet for this class of cool, star-like orbs. The forecast shows wind-driven, planet-sized clouds enshrouding these strange worlds.

Leer +
NASA, ESA Telescopes Find Evidence for Asteroid Belt Around Vega
Martes, 8 Enero, 2013 Astronomía

Astronomers have discovered what appears to be a large asteroid belt around the star Vega, the second brightest star in northern night skies. The scientists used data from NASA's Spitzer Space Telescope and the European Space Agency's Herschel Space Observatory, in which NASA plays an important...

Leer +
Exocomets may be as common as exoplanets
Lunes, 7 Enero, 2013 Astronomía

Comets trailing wispy tails across the night sky are a beautiful byproduct of our solar system's formation, icy leftovers from 4.6 billion years ago when the planets coalesced from rocky rubble. , The discovery by astronomers at the University of California, Berkeley, and Clarion University in...

Leer +
New Chandra Movie Features Neutron Star Action
Lunes, 7 Enero, 2013 Astronomía

Unlike with some blockbuster films, the sequel to a movie from NASA's Chandra X-ray Observatory is better than the first. This latest movie features a deeper look at a fast moving jet of particles produced by a rapidly rotating neutron star, and may provide new insight into the nature of some of...

Leer +
NASA's NuSTAR Catches Black Holes in Galaxy Web
Lunes, 7 Enero, 2013 Astronomía

NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, set its X-ray eyes on a spiral galaxy and caught the brilliant glow of two black holes lurking inside.

Leer +
Galaxy's Gamma-Ray Flares Erupted Far From its Black Hole
Lunes, 7 Enero, 2013 Astronomía

In 2011, a months-long blast of energy launched by an enormous black hole almost 11 billion years ago swept past Earth. Using a combination of data from NASA's Fermi Gamma-ray Space Telescope and the National Science Foundation's Very Long Baseline Array (VLBA), the world's largest radio telescope...

Leer +
At Least One in Six Stars Has an Earth-sized Planet
Lunes, 7 Enero, 2013 Astronomía

The quest for a twin Earth is heating up. Using NASA's Kepler spacecraft, astronomers are beginning to find Earth-sized planets orbiting distant stars. A new analysis of Kepler data shows that about 17 percent of stars have an Earth-sized planet in an orbit closer than Mercury. Since the Milky Way...

Leer +
NASA's Kepler Mission Discovers 461 New Planet Candidates
Lunes, 7 Enero, 2013 Astronomía

NASA's Kepler mission Monday announced the discovery of 461 new planet candidates. Four of the potential new planets are less than twice the size of Earth and orbit in their sun's "habitable zone," the region in the planetary system where liquid water might exist on the surface of a planet. , Based...

Leer +
Una cuna de estrellas
Lunes, 7 Enero, 2013 Astronomía

Los intrincados filamentos de polvo y gas que conforman esta guardería estelar albergan a más de 600 estrellas en formación. Esta región fue observada por primera vez por el observatorio espacial Herschel de la ESA.

Leer +
La geometría del universo'
Lunes, 7 Enero, 2013 Astronomía

Nuevo libro de divulgación del CSIC. , El Consejo Superior de Investigaciones Científicas (CSIC) y Los libros de la catarata han publicado "La geometría del universo" en el que el investigador Manuel de León explica en clave divulgativa cómo las matemáticas han acompañado y aportado sus logros a la...

Leer +

HISTÓRICO