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Top Sites.williams.edu Alternatives (Prioritized Matches)

worldwidetelescope.org favicon

Explore the universe with interactive star maps

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Explore interactive maps of the universe and view astronomical data from telescopes worldwide using this web-based planetarium tool.

grb.sonoma.edu favicon

Track gamma-ray bursts live from space

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

exoplanetarchive.ipac.caltech.edu favicon

Discover and analyze exoplanet data online

55%

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

fermi.gsfc.nasa.gov favicon

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.

jmars.mars.asu.edu favicon

Explore detailed Mars maps and mission data

55%

JMARS offers interactive Mars data maps and tools for exploring planetary imagery, making it easy to view, analyze, and plan science missions to Mars.

neowise.ipac.caltech.edu favicon

Discover and track asteroids in real time

54%

Explore asteroid discoveries and data with NEOWISE, a project dedicated to finding, tracking, and studying asteroids in our solar system.

aip.de favicon

Browse and analyze deep space survey data

53%

Explore deep space data with MUSE-Wide, offering interactive catalogs and tools from a major astronomical survey of well-known cosmic fields.

asterank.com favicon

Discover asteroid data and mining potential

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Explore a comprehensive database of over 600,000 asteroids with scientific, economic, and mining data, including composition, mass, and orbital details.

pywwt.readthedocs.io favicon

Visualize astronomy data in Python with WWT

53%

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

cloudbait.com favicon

Discover robotic astronomy and meteor insights

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

stellarcatalog.com favicon

Explore detailed maps of nearby stars

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

echo.jpl.nasa.gov favicon

Discover asteroid radar data and research

52%

Explore asteroid radar research, data, and findings from NASA's JPL, offering insights and resources for astronomy and space science enthusiasts.

satcat.com favicon

Explore live satellite and space debris data

52%

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

legacysurvey.org favicon

View and download deep-sky astronomical survey data

52%

Explore detailed optical and infrared maps of the extragalactic sky, access survey data, and discover astronomical resources from the DESI Legacy Surveys.

cas.sdss.org favicon

Explore the universe with SDSS data and tools

52%

Explore detailed images and data from the Sloan Digital Sky Survey with interactive tools for astronomy research and discovery.

egg.astro.cornell.edu favicon

Access detailed radio telescope survey data

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Arecibo Legacy Fast ALFA Survey offers sensitive radio telescope data for astronomy research and studying extragalactic HI signals.

sdss.org favicon

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.

universe2go.com favicon

Discover constellations with your smartphone

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Universe2go+ transforms your smartphone into a personal planetarium, letting you explore constellations, planets, and galaxies in the night sky.

newton.spacedys.com favicon

Find detailed info on every Near-Earth Asteroid

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Explore detailed data and dynamic pages for all Near-Earth Asteroids, with search and risk information for researchers and astronomy enthusiasts.

mainesolarsystem.com favicon

Travel the solar system from your car

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Explore the Maine Solar System Model, a large-scale 3D representation of the solar system spanning 100 miles along U.S. Route 1.

mccarthyobservatory.org favicon

Discover astronomy through hands-on science learning

51%

Explore astronomy and science literacy with the John J. McCarthy Observatory, offering educational resources and telescope experiences.

cneos.jpl.nasa.gov favicon

Track near-Earth asteroids and close approaches

50%

Explore NASA's Near-Earth Object database for up-to-date info on asteroid risks, close approaches, orbits, and more. Track NEOs and learn about space safety.

mwatelescope.org favicon

Discover cosmic radio images and research data

50%

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

cobs.si favicon

Submit and explore global comet observations

50%

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

48%

Explore detailed images of Mars from NASA's HiRISE camera, view science updates, and access a vast archive of high-resolution planetary photos.

stellarium-web.org favicon

View the night sky from anywhere in your browser

37%

Explore the night sky with an interactive online star map that lets you view stars, planets, and constellations from any location, right in your browser.

astrosysteme.com favicon

Get custom high-quality astronomical instruments

37%

Astrosysteme designs and manufactures high-quality custom astronomical instruments for sky observation enthusiasts and professionals.

eclipse2024.org favicon

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.

starwalk.space favicon

Explore the night sky with a real-time star map

36%

Discover stars, planets, and constellations in real time with an interactive sky map. Explore astronomy guides, news, and quizzes for all ages.

stellarium.org favicon

Explore a realistic 3D night sky from home

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Stellarium lets you explore a 3D night sky on your computer, showing stars, planets, and constellations just as you'd see them in real life.

Worldwide Sites.williams.edu Alternatives

nehruplanetarium.org favicon

Experience immersive 3D astronomy shows

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

skyview.gsfc.nasa.gov favicon

Generate sky images from NASA's virtual telescope

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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.

celestrak.org favicon

Track satellites and view real-time orbital data

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

projectpluto.com favicon

Calculate orbits and track satellites online

56%

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

eclipse.gsfc.nasa.gov favicon

Browse 5,000 years of eclipse maps and data

55%

Explore NASA's official archive of eclipse maps, tables, and guides spanning 5,000 years, with tips on eclipse viewing, safety, and photography.

planetarynames.wr.usgs.gov favicon

Find official names of planetary features

55%

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

eco.mtk.nao.ac.jp favicon

Access detailed astronomical event data in Japanese

54%

Provides astronomical calculations, such as ephemeris data and event predictions, for researchers and enthusiasts. Japanese language site.

iaa.es favicon

Explore astronomy and science updates from Sierra Nevada Observatory

54%

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

minorplanetcenter.net favicon

Track and report asteroids and comets worldwide

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Official source for tracking and reporting observations of asteroids, comets, and minor planets, with tools for orbit data and discovery announcements.

hesperia.gsfc.nasa.gov favicon

Access real solar flare data and mission insights

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Explore RHESSI mission data, solar flare images, and scientific resources for studying high-energy solar phenomena and space science research.

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