Solar System
- 161
- Pluto
- Argues that Pluto is the most important Kuiper Belt object, not the least important planet, based on its orbit and other properties. From astronomer Dave Jewitt, who studies comets and other primitive solar system bodies.
- 162
- What is a Planet
- Reviews newly-discovered objects that stretch the definition of the term, including massive superjupiters, free-floating planets, and other exoplanets. Suggests a definition based on the way an object is formed. From astronomer Gibor Basri.
- 163
- When Is a Planet Not a Planet?
- Articles discusses the debate whether Pluto should be included among the planets. [Atlantic Monthly]
- 164
- IAU Resolutions 5&6
- The International Astronomical Union's definition of a planet in the Solar System and ruling on the classification of Pluto. [PDF] (August 24, 2006)
- 165
- Services for Professionals in Solar Energy and Radiation
- Resource with information and databases on solar radiation and energy. Includes Java based calculators for a range of scientific and industrial domains.
- 166
- Solar Data Analysis Center
- Features links to data resources. Also includes images, news, eclipse information. Based at NASA Goddard Space Flight Center in Greenbelt, Md.
- 167
- Solar Data Analysis Center (SDAC)
- Offers data resources, including solar images, solar news, eclipse information, flares, sunspots and overview of NASA's solar physics programs.
- 168
- Solar Influence Data Center
- RWC Brussels World Data Center for the Sunspot Index. Features archives, forecasts and information.
- 169
- Solar Radiation Resource Information
- Resource offering data archives, models, calculators and scientific reports.
- 171
- The SOHO Archive
- Allows searches from the sources involved in this ESA - NASA project by setting observation period, wavelength, coordinates, objects and instrument.
- 175
- Global Oscillation Network Group (GONG)
- Offers science data and project descriptions of a Helioseimology observation network.
- 176
- High Altitude Observatory Homepage
- High Altitude Observatory (HAO) is dedicated to the study of the Sun and of the response of the Earth's upper atmosphere to the Sun's output.
- 177
- IPS Culgoora Solar Observatory
- The Culgoora Solar Observatory is located 25 km west of the town of Narrabri, in north-west New South Wales. The observatory conducts continuous optical and radio observations of the sun every day of the year.