Cosmos: Various - About the Cosmos Portal
The Cosmos Portal focuses on astronomy and space sciences.
The Cosmos Portal is envisioned to become a center of gravity for reliable information on the topics of astronomy and space science. It is one of the first Web-based information resources that combines the trustworthiness and authority of scientific review with the power of online collaborative content development, all enabled by a state-of-the-art technology platform.
The Cosmos Portal is a gateway on the Web to free, non-commercial expert-reviewed content in the fields of astronomy and space science, providing:
- Essential information on the Solar System, stars, galaxies, interplanetary and interstellar space, and the Universe is organized and presented in an engaging and accurate way.
- The latest discoveries from NASA, the European Space Agency and other organizations.
- The Cosmos Portal is a place where scientists can come together to engage the public in the excitement of cosmic discovery.
The Cosmos Portal is comprised of three sections:
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Featured Article
Galaxy Clusters
THIS IS A PROTO-ARTICLE, UNDER CONSTRUCTION. FURTHER DEVELOPMENT IS ENCOURAGED. On equivalent spatial scales, galaxy clusters are the largest perturbations to the cosmic matter density. Gravitational...


