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News tagged with host star

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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

Ultra-cool companion helps reveal giant planets

(Phys.org) -- An international team of astronomers led by David Pinfield of the University of Hertfordshire has found a brown dwarf that is more than 99% hydrogen and helium. Described as ultra-cool, it has ...

Space & Earth / Astronomy

created May 10, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

In distance space, a water world: Hubble reveals a new class of extrasolar planet

(PhysOrg.com) -- An international team of astronomers led by Zachory Berta of the Harvard-Smithsonian Center for Astrophysics (CfA) made the observations of the planet GJ 1214b.

Space & Earth / Astronomy

created Feb 21, 2012 | popularity 4.8 / 5 (24) | comments 24 | with audio podcast

Astronomy team discovers nearby dwarf galaxy

(PhysOrg.com) -- A team led by UCLA research astronomer Michael Rich has used a unique telescope to discover a previously unknown companion to the nearby galaxy NGC 4449, which is some 12.5 million light years ...

Space & Earth / Astronomy

created Feb 08, 2012 | popularity 4.3 / 5 (8) | comments 5 | with audio podcast

Kepler announces 11 planetary systems hosting 26 planets

(PhysOrg.com) -- NASA's Kepler mission has discovered 11 new planetary systems hosting 26 confirmed planets. These discoveries nearly double the number of verified Kepler planets and triple the number of stars ...

Space & Earth / Astronomy

created Jan 26, 2012 | popularity 5 / 5 (24) | comments 7 | with audio podcast

Planets that have no stars: New class of planets discovered

(PhysOrg.com) -- University of Notre Dame astronomer David Bennett is co-author of a new paper describing the discovery of a new class of planets -- dark, isolated Jupiter-mass bodies floating alone in space, ...

Space & Earth / Astronomy

created May 18, 2011 | popularity 4.7 / 5 (30) | comments 52 | with audio podcast

Astronomers find first planet from another galaxy (w/ Video)

(PhysOrg.com) -- An exoplanet orbiting a star that entered our Milky Way from another galaxy has been detected by a European team of astronomers using the MPG/ESO 2.2-meter telescope at ESO's La Silla Observatory ...

Space & Earth / Astronomy

created Nov 18, 2010 | popularity 4.6 / 5 (19) | comments 4 | with audio podcast

Hubble observations of supernova reveal composition of 'star guts' pouring out

Observations made with NASA's newly refurbished Hubble Space Telescope of a nearby supernova are allowing astronomers to measure the velocity and composition of "star guts" being ejected into space following ...

Space & Earth / Astronomy

created Sep 02, 2010 | popularity 4.6 / 5 (17) | comments 9 | with audio podcast

Exoplanet caught on the move (w/ Video)

(PhysOrg.com) -- Only 12 million years old, or less than three-thousandths of the age of the Sun, Beta Pictoris is 75% more massive than our parent star. It is located about 60 light-years away towards the ...

Space & Earth / Astronomy

created Jun 10, 2010 | popularity 4.9 / 5 (8) | comments 2 | with audio podcast

Turning Planetary Theory Upside Down (w/ Video)

(PhysOrg.com) -- The discovery of nine new transiting exoplanets is announced today at the RAS National Astronomy Meeting. When these new results were combined with earlier observations of transiting exoplanets ...

Space & Earth / Astronomy

created Apr 13, 2010 | popularity 4.7 / 5 (30) | comments 19 | with audio podcast

First temperate exoplanet sized up (w/ Video)

(PhysOrg.com) -- Combining observations from the CoRoT satellite and the ESO HARPS instrument, astronomers have discovered the first “normal” exoplanet that can be studied in great detail. Designated Corot-9b, ...

Space & Earth / Astronomy

created Mar 17, 2010 | popularity 4.6 / 5 (24) | comments 8 | with audio podcast

Astronomers Find Super-Earth Using Amateur, Off-the-Shelf Technology (w/ Video)

(PhysOrg.com) -- Astronomers announced today that they have discovered a "super-Earth" orbiting a red dwarf star 40 light-years from Earth. They found the distant planet with a small fleet of ground-based ...

Space & Earth / Astronomy

created Dec 16, 2009 | popularity 4.9 / 5 (29) | comments 10

First Solid Evidence for a Rocky Exoplanet (w/ Video)

(PhysOrg.com) -- The longest set of HARPS measurements ever made has firmly established the nature of the smallest and fastest-orbiting exoplanet known, CoRoT-7b, revealing its mass as five times that of Earth's. ...

Space & Earth / Astronomy

created Sep 16, 2009 | popularity 4.6 / 5 (14) | comments 2

Will Kepler find habitable moons?

(PhysOrg.com) -- Since the launch of the NASA Kepler Mission earlier this year, astronomers have been keenly awaiting the first detection of an Earth-like planet around another star. Now, in an echo of science ...

Space & Earth / Astronomy

created Sep 03, 2009 | popularity 5 / 5 (15) | comments 5

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