Helioviewer

Are you curious to see what an active solar storm or sunspots look like?  Helioviewer is an open-source visualization tool that makes it possible for everyone to explore images of the Sun and related solar features and events, over time.  This project, funded by NASA and the European Space Agency (ESA), enables searching and viewing images within the massive datasets obtained from 9 solar observatories.  … Continue reading Helioviewer

ADS Astrophysics Data System

Astrophysical Data Systems (ADS) is a freely accessible bibliographic database and full-text archive for publications in the fields of astronomy, physics, and geophysics.  Funded by NASA, it contains over 13 million documents, including journal articles, preprints, books, conference proceedings, and reports.  Its unique search features and depth make it the primary search tool for astronomers and astrophysicists.  It is also an alternative, user-friendly, interface to … Continue reading ADS Astrophysics Data System