Sentences with phrase «team of astronomers releases»

On February 25, 2008, a team of astronomers released a paper on simulation results which support the conclusions of previous studies that multiple - planet systems could have formed in close orbits around both heavy - element rich, Alpha Centauri A and B.

On January 15, 2010, a team of astronomers released the results of computer simulations indicating that kilometer - size planetesimals can form and accrete into rocky Earth - size planets around Alpha Centauri B despite gravitational perturbations from Alpha Centauri A.

Not exact matches

After 11 years of observations, two additional outer planets were discovered with two other teams of astronomers at the Harvard - Smithsonian Center for Astrophysics and the High Altitude Observatory using the Whipple Observatory (1999 press release).

Between August 24 and September 18, 2006, two teams of astronomers announced the discovery and direct imaging of a spectral type - T, methane brown dwarf companion (T7.5 + / - 0.5) to this star (PSU press release; Luhman et al, 2006; and Mugrauer et al 2006).

On February 21, 2007, another team of astronomers announced that they had taken an infrared spectrum of the planet with the Spitzer Space Telescope (SSC news release; and CfA press release — more below).

At the January 2002, 199th Meeting of the American Astronomical Society in Washington, DC, two teams of astronomers announced that the cold dust in Vega's circumstellar disk is at least partly gathered into large clumps, in a characteristic shape that suggests the gravitational influence of a giant planet in an eccentric orbit (Abstracts for sessions 66.04 and 66.05, and CfA press release).

However, even at this impressive rate, it still took the team of GALAH astronomers a grand total of 280 nights to observe the 340,000 stars included in the new release.

An international team of astronomers has released survey data detailing the chemical fingerprints of over 340,000 stars.

Between August 24 and September 18, 2006, two teams of astronomers announced the discovery and direct imaging of a brown dwarf companion to this star (press release; Luhman et al, 2006; and Mugrauer et al 2006 — more below).

Planets «b, c, and d» - On December 14, 2009, a team of astronomers (Steven S. Vogt; Robert A. Wittenmyer, R. Paul Butler, Simon O'Toole, Gregory W. Henry, Eugenio J. Rivera, Stefano Meschiari, Gregory Laughlin, C. G. Tinney, Hugh R. A. Jones, Jeremy Bailey, Brad D. Carter, and Konstantin Batygin) announced the discovery of one innermost orbiting super-Earth and two outer - orbiting, Neptune - class planets (with at least 5.1, 18.2, and 24.0 Earth - masses, respectively) in moderately circular, inner orbits around 61 Virginis with periods of 4.2, 38.0, and 124.0 days, based on radial - velocity observations over 4.6 years with the Keck Observatory's High Resolution Echelle Spectrometer (HIRES) and the Anglo - Australian Telescope (U.C. Santa Cruz news release; AAO press release; Keck press release; the Lick - Carnegie Exoplanet Survey Team's «Systemic Console;» and Vogt et al, 20team of astronomers (Steven S. Vogt; Robert A. Wittenmyer, R. Paul Butler, Simon O'Toole, Gregory W. Henry, Eugenio J. Rivera, Stefano Meschiari, Gregory Laughlin, C. G. Tinney, Hugh R. A. Jones, Jeremy Bailey, Brad D. Carter, and Konstantin Batygin) announced the discovery of one innermost orbiting super-Earth and two outer - orbiting, Neptune - class planets (with at least 5.1, 18.2, and 24.0 Earth - masses, respectively) in moderately circular, inner orbits around 61 Virginis with periods of 4.2, 38.0, and 124.0 days, based on radial - velocity observations over 4.6 years with the Keck Observatory's High Resolution Echelle Spectrometer (HIRES) and the Anglo - Australian Telescope (U.C. Santa Cruz news release; AAO press release; Keck press release; the Lick - Carnegie Exoplanet Survey Team's «Systemic Console;» and Vogt et al, 20Team's «Systemic Console;» and Vogt et al, 2009).

On December 13, 2005, a team of astronomers (led by Lynne Allen) announced the discovery of a new planetary body between one - fifth to one half the size of Pluto, found during routine operation of the Canada - France Ecliptic Plane Survey (CFEPS) as part of the Legacy Survey on the Canada France Hawaii Telescope (CFEPS press release).

On June 16, 2008, a team of astronomers announced at the 2008 Extra Solar Super-Earths Workshop in France their discovery of a «super-Earth» class planet in a tight orbit around this star with with two other gas planets in outer orbits (ESO press release and Bouchy et al, 2009 — more details below).

On June 16, 2008, a team of astronomers announced at the 2008 Extra Solar Super-Earths Workshop in France their discovery of one «super-Earth» type planet in a tight orbit around this star with two other gas giant planets in outer orbits (ESO press release and Bouchy et al, 2009).

In August 2003, the same team of astronomers as well as another team of astronomers (including Gordon Walker, Suzie Ramsay Howat, Kevin Volk, Robert Blum, David Balam, and Verne Smith) found that the brown dwarf had its own brown dwarf companion designated «bb» (Gemini press release and IAUC 8188).

In August 2003, the same team (as well as another team) of astronomers discovered that the brown dwarf had its own brown dwarf companion (Gemini press release — more below).

On December 16, 2009, a team of astronomers (including David Charbonneau, Zachory K. Berta, Jonathan Irwin, Christopher J. Burke, Philip Nutzman, Lars A. Buchhave, Christophe Lovis, Xavier Bonfils, David W. Latham, Stéphane Udry, Ruth A. Murray - Clay, Matthew J. Holman, Emilio E. Falco, Joshua N. Winn, Didier Queloz, Francesco Pepe, Michel Mayor, Xavier Delfosse, and Thierry Forveille) announced the discovery of a planet «b» of 6.55 ± 0.98 Earth - masses in a tight inner orbit using the «transit method» of planetary detection using «a fleet of ground - based telescopes no larger than those many amateur astronomers have in their backyards» as part of the MEarth Project (CfA news release).

On April 23, 2001, a team of astronomers (including Xiaohui Fan, Robert Becker, Michael Strauss, and Richard L. White) working with the Sloan Digital Sky Survey (SDSS) announced that they had observed a distant «quasar» from the earliest stellar era of the universe (see: news summary; SDSS press release; Becker et al, 2001; and Fan et al, 2001).

On January 13, 2003, a team of astronomers (including Ralf - Dieter Scholz, Mark McCaughrean, Nicolas Lodieu, and Bjoern Kuhlbrodt) announced the discovery of a brown dwarf companion «b» — now re-designated «ba» — to this nearby star with a total (bolometric) luminosity of just 0.002 percent that of the Sun (ESO and AIP joint press release and API press release in German — more below).

On January 8, 2002, a team of astronomers (including Sabine Frink, David S. Mitchell, Andreas Quirrenbach, Debra A. Fischer, Geoffrey W. Marcy, and R. Paul Butler) announced the discovery of a giant planet companion «b» to Edasich, at the 199th Meeting of the American Astronomical Society in Washington, DC (see UCSD or exoplanets.org press release, and graphics).

On September 24, 2002, a team of astronomers (including William D. Cochran, Artie P. Hatzes, Michael Endl, Diane B. Paulson, Gordon A. H. Walker, Barbara McArthur, Bruce Campbell, and Stephenson Yang) at the Planetary Systems and their Formation Workshop announced the preliminary confirmation of a long - suspected planetary companion «A1» (or «b») with a minimum mass of 1.76 that of Jupiter (MacDonald Observatory's Gamma Cephei and press release; Tautenburg Observatory press release in German; DPS session summary; Walker et al, 1992; Lawton and Wright, 1989; and Campbell et al, 1988), with a similar diameter.

On June 29, 2011, a team of astronomers using the European Southern Observatory's Very Large Telescope and other telescopes around the world announced their detection of ULAS J1120 +0641, which is the oldest known quasar measured thus far with a redshift of z ~ 7.08 and which indicates that its light has taken around 12.9 billion years to reach Earth from just 770 million years after the Big Bang (ESO science release).

On July 6, 2004, a team of astronomers (including Jane Greaves, Mark Wyatt, Wayne Holland, and William Dent) using the Submillimetre Common - User Bolometer Array (SCUBA) of the James Clerk Maxwell Telescope at the Joint Astronomy Center on the Big Island of Hawaii announced that they had detected a large and relatively dense, cold dust disk around Tau Ceti (RAS press release; and (Greaves et al, 2004).

Subsequently, however, an even more distant quasar with a tentative redshift of z = 6.40 was announced on January 9, 2003, near the SDSS detection limit of a redshift of z ~ 6.5 for bright quasars, and other teams of astronomers detected even more distant, fast - star - forming irregular proto - galaxies, including: gravitationally - lensed HCM 6A behind galaxy cluster Abell 370 with a redshift of z ~ 6.56, which appears to be converting about 40 Solar - masses into stars annually; (PhysicsWeb; IFA press release; Hu et al, 2002, in pdf; and erratum); and the possible «superwind - galaxy» LAE J1044 - 0130 (Subaru press release; and Ajiki et al, 2002, in pdf).

On December 16, 2009, a team of astronomers announced the discovery of a super-Earth in an inner orbit using the «transit method» of planetary detection using «a fleet of ground - based telescopes no larger than those many amateur astronomers have in their backyards» as part of the MEarth Project (CfA news release).

On January 6, 2010, a team of astronomers announced their discovery of a «super-Earth» class planet in a tight orbit around this star (Keck press release and Howard et al, 2010 — more details below).

On June 16, 2008, a team of astronomers announced at the 2008 Extra Solar Super-Earths Workshop in France their discovery of three «super-Earth» class planets in tight orbits around this star (ESO press release; Barnes et al, 2009; and Mayor et al, 2008 and 2009 — more details below).

On March 4, 2014, a team of astronomers announced that analysis of new and older radial - velocity data from nearby red dwarf stars revealed two super-Earths «b» and «c» with minimum earth - masses of 4.4 (+3.7 / -2.4) and 8.7 (+5.8 / -4.7), respectively, at average orbital distances of 0.080 (+0.014 / -0.004) and 0.176 (+0.009 / -0.030) AU, respectively, from host star Gl 682, with orbital eccentricities of 0.08 (+0.19 / -.08) and 0.010 (+0.19 / -0.10) and periods around 17.5 and 57.3 days, respectively (UH news release; and Tuomi et al, 2014).

On March 4, 2014, a team of astronomers announced that analysis of new and older radial - velocity data from nearby red dwarf stars revealed a planet with a minimum of 32 (max 49) Earth - masses at an average orbital distance of 0.97 AU from host star Gl 229, with an orbital period around 471 days (UH news release; and Tuomi et al, 2014).

On October 31, 2005, a team of astronomers (including Hal Weaver, Alan Stern, Max Mutchler, Andrew Steffl, William J. Merline, Marc Buie, Eliot Y. Young, John R. Spencer, and Leslie A. Young) using the Hubble Space Telescope announced their apparent discovery of two new moons orbiting Pluto, in addition to Charon (Hubble news release; latest news; and Stern et al, 2005).