Results 81 to 90 of about 473,596 (201)

Giant planet effects on terrestrial planet formation and system architecture [PDF]

open access: yes, 2018
The giant planets of the solar system likely played a large role in shaping the architecture of the terrestrial planets. Using an updated collision model, we conduct a suite of high resolution N-body integrations to probe the relationship between giant planet mass, and terrestrial planet formation and system architecture.
arxiv   +1 more source

Simulation and analysis of sub-{\mu}as precision astrometric data for planet-finding

open access: yes, 2010
We present a vector formulation of an interferometric observation of a star, including the effects of the barycentric motion of the observatory, the proper motions of the star, and the reflex motions of the star due to orbiting planets. We use this model
Kasdin, N. Jeremy, Savransky, Dmitry
core   +1 more source

Tilted Circumbinary Planetary Systems as Efficient Progenitors of Free-floating Planets

open access: yesThe Astrophysical Journal Letters
The dominant mechanism for generating free-floating planets has so far remained elusive. One suggested mechanism is that planets are ejected from planetary systems due to planet–planet interactions.
Cheng Chen   +3 more
doaj   +1 more source

Water, Conflict, and Peace

open access: yesOpen Rivers, 2018
We live on a water planet. As the writer Arthur C. Clark noted, if we didn’t happen to be land-dwelling creatures, we would call our planet Ocean, rather than Earth.
Peter Gleick
doaj   +1 more source

Environment- An all Pervasive Pulsating Phenomenon

open access: yesEnvironment Conservation Journal, 2002
Environment is  everything that  promotes,  individually and  collectively, health and  happiness  amongst all  forms of life  on  this planet Earth.  Since  man  is the  highest evolved creature  on  the  Earth,  it  is  his  prime duty  as well  as ...
M.K. Jaipuriar
doaj   +1 more source

Green marketing: A new lifeline for the MNC’s

open access: yesEnvironment Conservation Journal, 2009
We invoke all supporting earth sitting at ease or rising up, standing or going on our way with our right foot and with our left we will not reel upon the earth’s thus began the journey of the civilized man of the yore on the planet earth.
Pankaj Madan   +3 more
doaj   +1 more source

Measurement of the earthshine polarization in the B, V, R, and I band as function of phase

open access: yes, 2013
The characterization of the polarimetric properties of the planet Earth is important for the interpretation of expected observations and the planning of future instruments.
Bazzon, Andreas   +2 more
core   +1 more source

Models of Polarized Light from Oceans and Atmospheres of Earth-like Extrasolar Planets [PDF]

open access: yesarXiv, 2006
Specularly reflected light, or glint, from an ocean surface may provide a useful observational tool for studying extrasolar terrestrial planets. Detection of sea-surface glints would differentiate ocean-bearing terrestrial planets, i.e. those similar to Earth, from other terrestrial extrasolar planets.
arxiv  

The First Neptune Analog or Super-Earth with Neptune-like Orbit: MOA-2013-BLG-605Lb

open access: yes, 2016
We present the discovery of the first Neptune analog exoplanet or super-Earth with Neptune-like orbit, MOA-2013-BLG-605Lb. This planet has a mass similar to that of Neptune or a super-Earth and it orbits at $9\sim 14$ times the expected position of the ...
A. Bhattacharya   +50 more
core   +2 more sources

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