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celestrak.org favicon

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CelesTrak offers up-to-date satellite tracking data, tools, and resources for anyone interested in monitoring objects in Earth orbit.

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Access detailed solar eclipse info and safety tips

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Explore solar eclipses with maps, safety tips, and educational resources from the International Astronomical Union's working group.

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Discover the universe's most energetic events

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Explore the universe with NASA's Fermi Gamma-ray Space Telescope site, offering news, discoveries, and resources about high-energy cosmic phenomena.

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Explore detailed Mars maps and mission data

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Browse and analyze deep space survey data

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Explore a detailed database of nearby stars within 95 light years in the Milky Way, with maps and star info.

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Track satellites, space debris, and space weather in real time. Get detailed data, visualizations, and tools for exploring everything in Earth orbit.

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View and download deep-sky astronomical survey data

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pywwt.readthedocs.io favicon

Visualize astronomy data in Python with WWT

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Explore and visualize astronomical data in Python with pywwt, the official toolkit for working with WorldWide Telescope's powerful 4D engine.

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Access deep-space survey data and galaxy maps

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Explore robotic astronomy, meteor info, and stunning astroimages from the Colorado Rockies at Cloudbait Observatory.

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Experience immersive 3D astronomy shows

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Explore astronomy and immersive 3D shows at Nehru Planetarium with workshops, exhibitions, and skywatch events.

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Track near-Earth asteroids and close approaches

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Access global sky survey data and research tools

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Explore the universe with SDSS-V—access sky-wide optical and IR data, research tools, and collaborative resources for astronomy and science education.

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Find detailed info on every Near-Earth Asteroid

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minorplanetcenter.org favicon

Track and discover asteroids and comets worldwide

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The IAU Minor Planet Center tracks and shares data on asteroids, comets, and minor planets, helping astronomers worldwide discover and monitor these objects.

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Explore the universe with the MWA Telescope—access radio astronomy data, learn about cosmic discoveries, and connect with the science community.

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Submit and explore global comet observations

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COBS is a free online database where you can submit, view, and analyze comet observation data—connecting comet enthusiasts and researchers worldwide.

hirise.lpl.arizona.edu favicon

View stunning high-res images of Mars

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View the night sky from anywhere in your browser

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Get custom high-quality astronomical instruments

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Explore deep space with advanced millimeter-wave telescope

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Russian space observatory project with a 10-meter telescope studying the universe in millimeter and infrared wavelengths.

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Plan and safely view the 2024 solar eclipse

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Eclipse2024.org offers expert info and tools to safely view the 2024 total solar eclipse in North America.

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View and verify registered stars worldwide

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Browse and verify registered stars in an international celestial object registry. Explore a prestigious catalog and check your star registration details.

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skyview.gsfc.nasa.gov favicon

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Explore the universe with NASA's SkyView, a virtual observatory that lets you generate images of any part of the sky across multiple wavelengths.

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Calculate orbits and track satellites online

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Project Pluto offers astronomy software and online tools for amateur and professional astronomers, including orbit determination and satellite tracking.

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Real-time sky map showing gamma-ray burst events detected by satellites like Swift and Fermi for astronomy enthusiasts.

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exoplanetarchive.ipac.caltech.edu favicon

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Explore NASA's Exoplanet Archive for detailed data, interactive tools, and light curves on planets beyond our solar system. Ideal for astronomy research.

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Explore official names and details for features on planets and moons using this NASA and USGS resource for planetary nomenclature and mapping.

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Access detailed astronomical event data in Japanese

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Explore astronomy and science updates from Sierra Nevada Observatory

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Explore astronomy news, telescopes, science, and meteorology at the Observatorio de Sierra Nevada site.

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