Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Exoplanets . ... Space Flight . ... Science Fiction . ... August . ... By admin August 18, 2011 Posted in: August . Artist's impressions of Kepler and the light curve of transiting planet (Image credit: NASA) . ... In 1995 we knew of only nine planets (including Pluto, how times change), but in that year the first of the extra-solar planets or exoplanets was confirmed. ... Another is one of the most Earth-like worlds yet discovered . ...

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

... Also, the home star to CoRoT-7b , although 500 light years distant, is very similar to our Sun. Unfortunately, the similarities likely end there, as CoRoT-7b orbits its home star well inside the orbit of Mercury , making its year last only 20 hours, and making its peak temperature much hotter than humans might find comfortable. ... Future observations will likely narrow the composition of one of the first known rocky planets discovered outside of our Solar System. ... NASA Official: Jay Norris. ...

Discover the cosmos! ... 2009 September 23 . CoRoT Satellite Discovers Rocky Planet . ... Explanation: How similar is exoplanet CoRoT-7b to Earth? ... Also, the home star to CoRoT-7b , although 500 light years distant, is very similar to our Sun. Unfortunately, the similarities likely end there, as CoRoT-7b orbits its home star well inside the orbit of Mercury , making its year last only 20 hours, and making its peak temperature much hotter than humans might find comfortable. ... About APOD | ...

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Site Info . ... It is from from Voyager 1 and shows a whopping big impact crater dominating the profile of the moon. Note that Mimas is about 400 kilometers across (about 250 miles). ... The wall around the crater is 5 kilometers high, and that central peak rises 6 kilometers above the surface (many impact craters have a large central peak which is caused by a pressure rebound from the impact). ... 2008 Phil Plait. ...

EPHEMERIDES OF MINOR PLANETS . The yearbook "Ephemerides of minor planets" (published since 1948) contains information on orbital elements of numbered minor planets and the circumstances of their observations during the best observation periods. ... orbital elements of 430405 minor planets, numbered as of March 5, 2015 and dates of their oppositions in 2016; . ... opposition ephemerides of minor planets; . ... information on the "Updated Ephemerides of Minor Planets" service; . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Aurora . ... Corona . Fireballs . ... Zodiacal Light . ... The first thing to do is get acquainted with what the night sky looks like. ... The National Schools Observatory web site has very good horizon views of the sky for the current night. ... If the object is moving slowly across the sky then it may be one of the larger satellites. ... Cloudbait Observatory - October 2002 . ... October 2003 Aurora at Armagh . ...

... Science User Portal . ... For the first time, astronomers have been able to directly follow the motion of an exoplanet as it moves from one side of its host star to the other. ... 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. ... This research was presented in a paper to appear this week in Science Express (тАЬA Giant Planet Imaged in the disk of the Young Star Beta Pictoris,тАЭ by A.-M. Lagrange et al.) ...

... Our Solar System is a stellar-planetary unit consisting of the Sun ; the nine planets and their satellites; the asteroids, comets, and meteoroids; and interplanetary dust and gas. The dimensions of this system are specified in terms of the mean distance from the Earth to the Sun, called the astronomical unit (AU). ... The boundary between the solar system and interstellar space - called the heliopause - is estimated to occur somewhere beyond 120 AU. ... Earth . ...

... Recent Topics . ... MAO main . ... Meeting on planets in Vietnam . ... ASICC, MAO NAS of Ukraine . ... Кому: "AO Odessa" , "alex-baklanov" , "Iryna Vavilova" , "uaa" , This email address is being protected from spambots. You need JavaScript enabled to view it. ... Тема: Fwd: FW: Meeting on planets in Vietnam . ... The 11th Rencontres du Vietnam "Planetary Systems : A Synergistic View" 19-25 July 2015* *http://rencontresduvietnam.org/conferences/2015/planetary-systems/ . ... MAO NASU . ...

To register for this meeting, please complete the following information, click on the "Submit" button, and then mail a check to STScI at the address listed below. ... If you are presenting a poster paper, please e-mail an abstract (approximately 100 words) including the title, in plain ASCII or LaTeX, to Dave Soderblom (soderblom@stsci.edu) no later than October 1, 1996. ... Hotel . ... 89.00 + tax . ... Note that after September 15, 1996, STScI must release unused rooms back to the hotel. ...