Sentences with phrase «of astronomers announced»
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).
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In 1997, a team of astronomers announced the tentative discovery of a giant planet companion «b» to Aldebaran A (more details below).
On 2007, a team of astronomers announced the discovery of a Neptune - class planet in an inner orbit, based on data from the HRS spectrograph on the Hobby - Eberly Telescope (Endl et al, 2008; and their web page on GJ 176 — more 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.» Planet b has around 4.4 (+3.7 / -2.4) Earth - masses and an average orbital distance of 0.080 (+0.014 / -0.004) AU from host star Gl 682.
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 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 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 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).
Last March, when a group of astronomers announced that they had detected faint swirls in the sky that almost certainly reflected undulations in the shape of the early universe, experts agreed it could be one of the greatest cosmological discoveries of all time.
On December 1, 2010, a team of astronomers announced the results of the first analysis of the atmosphere of a super-Earth planet, GJ 1214 b, using the European Southern Observatory's Very Large Telescope.
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).
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).
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).
On May 21, 2002, another team of astronomers announced the discovery of a stellar companion B in a wide orbit (Lowrance et al, 2002 — details below).
In 1996, two teams of astronomers announced the possible detection of a planetary transit eclipse of the close binary pair CM Draconis Aab, which has yet to be confirmed (further details below).
On March 5, 2015, a team of astronomers announced that numerical simulations constrain the size of planetary candidate Alpha Centauri Bb (with orbital period P = 3.24 days; and semi-major axis a = 0.042 AU) to less than 2.7 Earth - masses at an inclination of 45 to 53 degrees relative to Stars» AB orbital plane (Plavchan et al, 2015).
On October 16, 2012, a team of astronomers announced the discovery of a planet with around 1.13 + / - 0.09 Earth - masses in a very hot and tight, circular orbit around Alpha Centauri B, using the European Southern Observatory's High Accuracy Radial velocity Planet Searcher (HARPS) instrument on the 3.6 - metre telescope at ESO's La Silla Observatory in Chile.
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).
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).
In 1996, two teams of astronomers announced the possible detection of a planetary transit eclipse of the close binary pair CM Draconis Aab (Guinan et al, 1998; Martin and Deeg, 1996; and Guinan et al, 1996).
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 October 16, 2012, a team of astronomers announced the discovery of a planet with around 1.13 + / - 0.09 Earth - masses in a very hot and tight, circular orbit around Alpha Centauri B, using the European Southern Observatory's the High Accuracy Radial velocity Planet Searcher (HARPS) instrument on the 3.6 - metre telescope at ESO's La Silla Observatory in Chile.
In 1998, two teams of astronomers announced, shockingly, that the expansion rate of space is increasing over time.
In June a team of astronomers announced that new images of the sun's surface could explain why our star brightens and dims over the course of an 11 - year cycle.
Last month, a team of astronomers announced the discovery of the first alien world that could host life on its surface.
Not exact matches
In the nineteenth century, LaPlace announced that God was a hypothesis of which the rational mind had no further need; God took the great astronomer at his word.
When astronomers in February announced the discovery of seven planets orbiting a supercool star, details about the outermost planet were sketchy.
Astronomers announced the planets along with six other newfound small, temperate worlds today at a meeting of the American Astronomical Society in Seattle.
Astronomers this month announced a similar discovery for an even larger gas giant, reporting that the Juno spacecraft, which is orbiting Jupiter, had found that the planet's rotating cloud belts reach roughly 3,000 kilometers below the top of the atmosphere.
In December, astronomers announced hints of watery plumes spurting from Jupiter's large moon Europa, potentially giving us a peek into a vast ocean likely to exist beneath its ice.
Astronomers announced today the discovery of an extraordinary planetary system: seven Earth - sized planets that could all have liquid water on their rocky surfaces.
Last week at the American Astronomical Society's meeting, astronomers announced the detection of a second type of radio static from the heavens, and although it may not come from an era quite as ancient as TV snow does, it may probe the period immediately afterward — an equally mysterious time when the first stars and black holes were lighting up.
In January Kepler astronomers announced the discovery of the first definitively rocky planet outside our solar system, Kepler - 10 b.
HD 85512b In September European astronomers announced the discovery of 50 new planets, including one of the most Earthlike ones yet: HD 85512b, a rocky world just 3.6 times as massive as our own and mild enough to have liquid water.
The Hubble Space Telescope found no evidence of large planets in a giant swarm of a million suns, astronomers announced here last week at a meeting of the American Astronomical Society.
In July astronomer Mike Brown of Caltech announced the discovery of UB313, a body larger than Pluto, orbiting at about three times Pluto's distance from the sun.
In February astronomers announced the discovery of Corot - 7b.
But in March, the European Space Agency announced that its orbiting Planck telescope had taken the temperature of 50 million tiny patches of sky, creating the highest - resolution baby picture of the whole universe ever taken, and allowing astronomers to better understand the first moments after the Big Bang.
San Francisco State University astronomer Stephen Kane and an international team of researchers have announced the discovery of a new rocky planet that could potentially have liquid water on its surface.
«We're really completing the resolution of Olbers's paradox,» said Princeton University astronomer Michael S. Vogeley, one of the researchers who announced their findings at the American Astronomical Society meeting in January.
But last week, at a meeting of the European Astronomical Society here, astronomers lamented that the system has so far thwarted discovery efforts — and announced new schemes to probe it.
On 22 February 2017 astronomers announced the discovery of seven Earth - sized planets orbiting the ultracool dwarf star TRAPPIST - 1, 40 light - years away [1].
Two teams of astronomers made headlines in November after announcing they had photographed planets orbiting regular stars other than our own sun.
This was the conclusion announced in March by astronomers who studied explosions of stars in distant galaxies.
Reaching for the Stars The enterprise got a boost on Aug. 24 when astronomers at the European Southern Observatory in Chile announced the discovery of an Earth - like planet orbiting Proxima Centauri, one of three stars in the Alpha Centauri system.
A year ago a team of Canadian astronomers announced that Vega, like a bigamous bank teller, has unsuspected peculiarities.
The eminent astronomer from the Institute for Advanced Study at Princeton stepped up to the podium, announced that he and two collaborators had taken high - resolution Hubble images of 15 quasars, and proclaimed the result: We have taken a giant leap backward in our understanding of quasars.
At the same time, Juno is busy sampling Jupiter's magnetic field, which is stronger than expected in some places and weaker in others, astronomers announced in the May issue of Science.
At the same meeting, astronomer Thomas Beatty of Ohio State University, Columbus, announced the discovery of just such a system with the small KELT telescope in Arizona: a brown dwarf 27 times as massive as Jupiter, orbiting its hot parent star every 30 hours.
Likewise, when astronomers announced that they had found six new planets orbiting distant suns earlier this month, the real value of the discoveries lay in the possibility of understanding the mechanics of planet formation in ways that would have been impossible a mere five years ago.