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We used the 0.5-m robotic telescopes located at the Special Astrophysical Observatory of the Russian Academy of Sciences for monitoring two square degrees of the sky with the aim of detecting new exoplanets. A dimming of the visible…

We present the results of photometric observations of six Transneptunian objects and three Centaurs, estimations of their rotational periods and corresponding amplitudes. For six of them we present also lower limits of density values. All…

Earth and Planetary Astrophysics · Physics 2017-12-27 T. Hromakina , D. Perna , I. Belskaya , E. Dotto , A. Rossi , F. Bisi

We present 13 high-precision and four additional light curves of four bright southern-hemisphere transiting planetary systems: WASP-22, WASP-41, WASP-42 and WASP-55. In the cases of WASP-42 and WASP-55, these are the first follow-up…

A second large programme (LP) for the physical studies of TNOs and Centaurs, started at ESO Cerro Paranal on October 2006 to obtain high-quality data, has recently been concluded. In this paper we present the spectra of these pristine…

Earth and Planetary Astrophysics · Physics 2015-05-14 S. Fornasier , M. A. Barucci , C. de Bergh , A. Alvarez-Candal , F. DeMeo , F. Merlin , D. Perna , A. Guilbert , A. Delsanti , E. Dotto , A. Doressoundiram

The Hubble Space Telescope (HST) and the Kepler space mission observed a large number of planetary transits showing anomalies due to starspot eclipses, with more such observations expected in the near future by the K2 mission and the…

Earth and Planetary Astrophysics · Physics 2014-07-18 Bence Béky , David M. Kipping , Matthew J. Holman

The detailed study of the exoplanetary systems HD189733 and HD209458 has given rise to a wealth of exciting information on the physics of exoplanetary atmospheres. To further our understanding of the make-up and processes within these…

Earth and Planetary Astrophysics · Physics 2015-05-14 J. S. Jenkins , H. R. A. Jones , K. Gozdziewski , C. Migaszewski , J. R. Barnes , M. I. Jones , P. Rojo , D. J. Pinfield , A. C. Day-Jones , S. Hoyer

The goal of the Herschel Open Time Key programme "TNOs are Cool!" is to derive the physical and thermal properties for a large sample of Centaurs and trans-Neptunian objects (TNOs), including resonant, classical, detached and scattered disk…

We present initial results from a redshift survey carried out with the Low Resolution Imaging Spectrograph on the 10~m W. M. Keck Telescope in the Hubble Deep Field. In the redshift distribution of the 140 extragalactic objects in this…

We present a way of searching for non-transiting exoplanets with dusty tails. In the transiting case, the extinction by dust during the transit removes more light from the beam than is scattered into it. Thus, the forward scattering…

Earth and Planetary Astrophysics · Physics 2016-07-04 John DeVore , Saul Rappaport , Roberto Sanchis-Ojeda , Kelsey Hoffman , Jason Rowe

We present the results of searching the Kepler Q2 public dataset for the secondary eclipses of 76 hot Jupiter planet candidates from the list of 1,235 candidates published by Borucki et al. (2011). This search has been performed by modeling…

Solar and Stellar Astrophysics · Physics 2015-06-03 Jeffrey L. Coughlin , Mercedes Lopez-Morales

We report the orbital distribution of the Trans-Neptunian objects (TNOs) discovered during the High Ecliptic Latitude (HiLat) extension of the Canada-France Ecliptic Plane Survey (CFEPS), conducted from June 2006 to July 2009. The HiLat…

The spatial distribution and the population nature of subdwarf B type stars in the galaxy is investigated based on the kinematics of these stars. The orbits of 41 stars have been calculated using a galactic mass model. These are well…

Using Virtual Observatory tools, we cross-matched the Carlsberg Meridian 14 and the 2MASS Point Source catalogs to select candidate nearby bright M dwarfs distributed over ~ 25,000 deg^2. Here, we present reconnaissance low-resolution…

Solar and Stellar Astrophysics · Physics 2014-09-17 M. Aberasturi , J. A. Caballero , B. Montesinos , M. C. Gálvez-Ortiz , E. Solano , E. L. Martín

Existing and planned optical telescopes and surveys can detect artificially-illuminated objects comparable in total brightness to a major terrestrial city out to the outskirts of the Solar System. Orbital parameters of Kuiper belt objects…

Earth and Planetary Astrophysics · Physics 2015-06-03 Abraham Loeb , Edwin L. Turner

We report the discovery of four close-in transiting exoplanets, HATS-50 through HATS-53, discovered using the HATSouth three-continent network of homogeneous and automated telescopes. These new exoplanets belong to the class of hot Jupiters…

We analyze albedo data obtained using the Herschel Space Observatory that reveal the existence of two distinct types of surface among midsized transneptunian objects. A color-albedo diagram shows two large clusters of objects, one redder…

The Taiwan-America Occultation Survey (TAOS) aims to determine the number of small icy bodies in the outer reach of the Solar System by means of stellar occultation. An array of 4 robotic small (D=0.5 m), wide-field (f/1.9) telescopes have…

Remote-sensing observations of Solar System objects with a space telescope offer a key method of understanding celestial bodies and contributing to planetary formation and evolution theories. The capabilities of Twinkle, a space telescope…

Earth and Planetary Astrophysics · Physics 2019-03-26 Billy Edwards , Giorgio Savini , Giovanna Tinetti , Marcell Tessenyi , Claudio Arena , Sean Lindsay , Neil Bowles

Abridged. We have performed an ecliptic survey of the Kuiper belt, with an areal coverage of 8.9 square degrees to a 50% limiting magnitude of r'=24.7, and have detected 88 Kuiper belt objects, roughly half of which received follow-up one…

Earth and Planetary Astrophysics · Physics 2015-05-19 Wesley C. Fraser , Michael E. Brown , Megan E. Schwamb

Completion of the SUPERBLINK proper motion survey in the southern celestial hemisphere has turned up 170 new stars with proper motion 0.45 arcsec/yr < pm < 2.0 arcsec/yr. This fourth and final installment completes the all-sky, data-mining…

Astrophysics · Physics 2009-11-13 Sebastien Lepine
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