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NASA has put the anticipated VERITAS mission to Venus on an indefinite hold. It would fill the massive gaps in our knowledge about Venus, and help scientists determine what causes a potentially habitable planet to develop an inhospitable atmosphere. You can sign the petition to congress here:

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NASA Cassini Data Reveals Phosphorous, a building block for life, Present in Enceladus' Ocean

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James Webb Space Telescope reveals how galaxies made the early universe transparent