News tagged with distant stars

Galaxies in the young cosmos

(Phys.org) -- The universe was born about 13.7 billion years ago in the big bang. The Sun and its system of planets formed about five billion years ago. What happened, then, during that long, intervening stretch ...

Space & Earth / Astronomy

created May 21, 2012 | popularity 3.5 / 5 (2) | comments 9 | with audio podcast

Herschel reveals galaxy-packed filament

(Phys.org) -- A McGill-led research team using the Herschel Space Observatory has discovered a giant, galaxy-packed filament ablaze with billions of new stars. The filament connects two clusters of galaxies ...

Space & Earth / Astronomy

created May 17, 2012 | popularity 4.6 / 5 (9) | comments 4 | with audio podcast

Researchers reveal unseen planet by its gravity

More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet's existence based on small deviations in the motion of Uranus. In a ...

Space & Earth / Astronomy

created May 10, 2012 | popularity 4.9 / 5 (14) | comments 0 | with audio podcast

Massive black holes halt star birth in distant galaxies

Astronomers, using the European Space Agency's (ESA) Herschel Space Observatory, have shown that the number of stars that form during the early lives of galaxies may be influenced by the massive black holes ...

Space & Earth / Astronomy

created May 09, 2012 | popularity 4.6 / 5 (7) | comments 34 | with audio podcast

The JCMT celebrates 25 years on top of the world

The James Clerk Maxwell Telescope (JCMT) on Mauna Kea in Hawaii, is celebrating its 25th birthday this week. It first turned its dish to the heavens this week in 1987, and now, a quarter of a century later, ...

Space & Earth / Astronomy

created Apr 28, 2012 | popularity 4.4 / 5 (5) | comments 0 | with audio podcast

James Webb Telescope spinoff technologies already seen in some industries

A critical component of the James Webb Space Telescope is its new technology. Much of the technology for the Webb had to be conceived, designed and built specifically to enable it to see farther back in time. ...

Space & Earth / Space Exploration

created Apr 18, 2012 | popularity 4.8 / 5 (17) | comments 5

'Tidal Venuses' may have been wrung out to dry

Earth-sized exoplanets within a distant star’s habitable zone could still be very much uninhabitable, depending on potential tidal stresses — either past or present — that could have "squeezed ...

Space & Earth / Astronomy

created Mar 29, 2012 | popularity 5 / 5 (1) | comments 1

Mapping galaxy formation in dual mode

A team of astronomers led by David Sobral (Leiden Observatory and Royal Observatory of Edinburgh) has explored the synergies between the Subaru Telescope and the United Kingdom Infra-Red Telescope (UKIRT) ...

Space & Earth / Astronomy

created Mar 28, 2012 | popularity 4 / 5 (1) | comments 4

Far-out photosynthesis

Photosynthesis maintains Earth's habitability for life as we know it, and shapes the way we search for habitable worlds around distant stars. Scientists have discovered a microbe that can use low-energy light ...

Biology / Cell & Microbiology

created Mar 16, 2012 | popularity 4.8 / 5 (6) | comments 7 | with audio podcast

Stars made from galactic recycling material

(PhysOrg.com) -- Ordinary galaxies such as our own Milky Way contain a plethora of gas and dust. Nevertheless, there is not nearly enough matter to explain how galaxies produce new stars at the observed rates ...

Space & Earth / Astronomy

created Mar 15, 2012 | popularity 5 / 5 (3) | comments 6 | with audio podcast

New WISE mission catalog of entire infrared sky released

(PhysOrg.com) -- NASA unveiled a new atlas and catalog of the entire infrared sky today showing more than a half billion stars, galaxies and other objects captured by the Wide-field Infrared Survey Explorer ...

Space & Earth / Astronomy

created Mar 15, 2012 | popularity 5 / 5 (8) | comments 4 | with audio podcast

Astronomical fireworks: On the origins of Type Ia supernova

(PhysOrg.com) -- A little luck and a lot of hard work can really light up the sky.

Space & Earth / Astronomy

created Feb 28, 2012 | popularity 5 / 5 (6) | comments 18 | with audio podcast

Earthly machine recreates star's sizzling-hot surface

Since we can't go to the stars yet, let's bring the stars to us. In a giant X-ray-producing facility, astronomers and plasma physicists have heated a cigar-sized sample of gas to over 17,000 degrees Fahrenheit ...

Space & Earth / Astronomy

created Jan 13, 2012 | popularity 4.1 / 5 (10) | comments 1 | with audio podcast

Hubble breaks new ground with discovery of distant exploding star

NASA's Hubble Space Telescope has looked deep into the distant universe and detected the feeble glow of a star that exploded more than 9 billion years ago. The sighting is the first finding of an ambitious ...

Space & Earth / Astronomy

created Jan 11, 2012 | popularity 5 / 5 (3) | comments 0

Discovery of three smallest exoplanets: The Barnard's star connection

The discovery of the three smallest planets yet orbiting a distant star, which was announced today at the annual meeting of the American Astronomical Society, has an unusual connection to Barnard's star, one ...

Space & Earth / Astronomy

created Jan 11, 2012 | popularity 5 / 5 (7) | comments 1 | with audio podcast