periastron (pĕrˌēăsˈtrən) [key]: see apsis.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
Related content from HighBeam Research on: periastron
New astrophysics study findings have been reported by L.S. Li and colleagues. (Defense & Aerospace Week)
Research from J.H. Groh and co-researchers in the area of astrophysics published. (Defense & Aerospace Week)
Mississippian fossils from Southern Appalachian metamorphic rocks and their implications for late Paleozoic tectonic evolution. (Science)
Variable very-high-energy gamma-ray emission from the microquasar LS I +61 303.(REPORTS) (Science)
Research Reports on Astrophysics Research from California Institute of Technology Provide New Insights. (Defense & Aerospace Week)
Research on science detailed by A.A. Abdo and co-authors. (Defense & Aerospace Week)
Studies from P. Romano and co-authors have provided new information about astronomy. (Journal of Mathematics)
Researchers from University of Paris Detail Findings in Astrophysics Research. (Journal of Mathematics)
Research from University of Cagliari in the Area of Astronomy Research Described. (Defense & Aerospace Week)
New Astrophysics Research Study Findings Reported from T.R. Gull and Co-Authors. (Defense & Aerospace Week)
Additional search results provided by HighBeam Research, LLC. © Copyright 2005. All rights reserved.
About Infoplease, Part of Family Education Network
© 2000–2013 Pearson Education, publishing as Infoplease