News tagged with nearby stars

Astronomers gear up to discover Earth-like planets

If one looks only for the shiniest pennies in the fountain, chances are one misses most of the coins because they shimmer less brightly. This, in a nutshell, is the conundrum astronomers face when searching ...

Jun 06, 2013
5 / 5 (11) 3 | with audio podcast

Distant super-luminous supernovae found

(Phys.org)—Two 'super-luminous' supernovae - stellar explosions 10 to 100 times brighter than other supernova types - have been detected in the distant Universe.

Nov 01, 2012
5 / 5 (6) 1 | with audio podcast

Elements of ExoPlanets

By looking at the wavelengths of light from nearby stars, researchers have determined the abundance of certain elements for more than a hundred stars. Trace elements in such stars may influence their habitable ...

Feb 02, 2012
4.9 / 5 (8) 0 | with audio podcast

An image gallery gift from Swift satellite

(Phys.org)—Of the three telescopes carried by NASA's Swift satellite, only one captures cosmic light at energies similar to those seen by the human eye. Although small by the standards of ground-based observatories, ...

Dec 28, 2012
4.5 / 5 (8) 5

Do black holes help stars form?

(PhysOrg.com) -- The center of just about every galaxy is thought to host a black hole, some with masses of thousands of millions of Suns and consequently strong gravitational pulls that disrupt material around ...

Feb 03, 2012
4.5 / 5 (6) 1 | 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, ...

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

Hubble eyes a loose spiral galaxy

(Phys.org)—The Hubble Space Telescope has spotted the spiral galaxy ESO 499-G37, seen here against a backdrop of distant galaxies, scattered with nearby stars.

Nov 26, 2012
4.8 / 5 (11) 0 | with audio podcast

Little telescope spies gigantic galaxy clusters

(Phys.org)—Our solar system, with its colorful collection of planets, asteroids and comets, is a fleck in the grander cosmos. Hundreds of billions of solar systems are thought to reside in our Milky Way ...

Dec 06, 2012
4.8 / 5 (6) 2 | with audio podcast

Neighbor galaxy caught stealing stars

(PhysOrg.com) -- Astronomers from the National Optical Astronomy Observatory (NOAO) and their collaborators have found that hundreds of the stars found in the Large Magellanic Cloud (LMC) were stolen from ...

Jul 19, 2011
4.7 / 5 (7) 1 | with audio podcast

Refining the search for what's 'out there'

Gregory Benford, his brother James and his nephew Dominic decided to combine their knowledge of astrophysics, space, microwaves and economics to look at the search for extraterrestrial life from a money perspective. They ...

Oct 15, 2010
4.8 / 5 (13) 65

New star catalog reveals unexpected 'solar salad'

(Phys.org) —An Arizona State University alumnus has devised the largest catalog ever produced for stellar compositions. Called the Hypatia Catalog, after one of the first female astronomers who lived in ...

Aug 19, 2014
5 / 5 (3) 0