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International Astronomical Union

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Euclid telescope discovery of comet C/2026 S1

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Latest: ESA Euclid space telescope discovers new comet C/2026 S1

The European Space Agency’s Euclid space telescope, primarily designed to study dark matter and dark energy, has discovered a new comet designated C/2026 S1 (Euclid). The object was identified through deep-sky images cap

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Nancy Grace Roman Space Telescope launched and instrumented

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Latest: NASA Nancy Grace Roman Space Telescope enters scientific commissioning phase

NASA successfully launched the Nancy Grace Roman Space Telescope on August 30, 2026, via a SpaceX Falcon Heavy rocket. The $4.3 billion observatory is transiting to the second Sun-Earth Lagrange point (L2) to investigate

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