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uahirise.org favicon

View stunning, detailed images of Mars

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Explore high-resolution images of Mars from NASA's HiRISE experiment, browse a vast catalog, and learn about Martian science with interactive tools.

archive.eso.org favicon

Explore and download ESO telescope data archives

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Access astronomical data from ESO telescopes and observatories, explore processed datasets, and find research resources for astronomy studies.

pds-rings.seti.org favicon

Access NASA planetary rings and moons data

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Explore and access scientific data on planetary rings and moons from NASA's archive, including tools, images, and research for astronomy enthusiasts.

planet4589.org favicon

Get expert space news and astronautics updates

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Explore Jonathan McDowell's homepage for space news, astronautics reports, and astrophysics insights from a respected astronomer.

earthsky.org favicon

Get daily sky alerts and space news updates

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Stay updated with daily science news, sky alerts, and stunning astronomy photos. Discover stargazing tips and explore the wonders of space and Earth.

asteroidmission.org favicon

Explore NASA's asteroid sample return mission

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Learn about NASA's OSIRIS-REx mission, the first U.S. project to collect and return samples from an asteroid, with detailed info and mission updates.

aavso.org favicon

Track and discuss variable stars with fellow astronomers

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Join a global community of astronomy enthusiasts to observe, share, and learn about variable stars with helpful tools and forums for all experience levels.

amsmeteors.org favicon

Report fireballs and track meteor showers

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eventhorizontelescope.org favicon

Discover groundbreaking black hole research

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Explore the Event Horizon Telescope project, where global astronomers join forces to study black holes and share the latest findings in astronomy.

lsst.org favicon

Explore the dynamic universe with real data

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Rubin Observatory offers resources, news, and data for exploring the universe, supporting both scientists and the public in astronomy and discovery.

webbtelescope.org favicon

Explore Webb’s discoveries and stunning space images

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Explore NASA’s James Webb Space Telescope mission, learn about its discoveries, view images, and dive into the science behind our universe’s origins.

astronomerstelegram.org favicon

Real-time alerts on astronomical discoveries

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Get real-time alerts and updates on astronomical discoveries, flares, and transients from the global astronomy community. Stay informed on the latest events.

almaobservatory.org favicon

Take virtual tours of a world-class observatory

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Explore the universe with ALMA Observatory’s site—discover cosmic origins, access virtual tours, and learn about groundbreaking astronomy research.

breakthroughinitiatives.org favicon

Join the search for life beyond Earth

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Explore space science and the search for life beyond Earth with Breakthrough Initiatives, a platform for cutting-edge research and cosmic discovery.

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.

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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.

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.

windows2universe.org favicon

Explore Earth and space with interactive resources

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Learn about Earth, space, and the arts with interactive resources, activities, and multimedia—available in English and Spanish for all ages.

britastro.org favicon

Join a vibrant astronomy community and learn together

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Connect with amateur astronomers, find observing guides, join discussions, and access resources to explore astronomy with the British Astronomical Association.

seti.org favicon

Explore the search for life beyond Earth

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The SETI Institute brings together scientists and space enthusiasts to explore the universe, share discoveries, and ask if we are alone in space.

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sdo.gsfc.nasa.gov favicon

View real-time images and data of the Sun

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Explore real-time solar images, data, and research from NASA's Solar Dynamics Observatory to better understand the Sun and its impact on Earth.

lroc.im-ldi.com favicon

View high-resolution images of the Moon

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Explore detailed lunar images, data, and resources from NASA's Lunar Reconnaissance Orbiter Camera—ideal for moon enthusiasts, students, and researchers.

orbitaldebris.jsc.nasa.gov favicon

Get the latest info on space debris from NASA

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Explore NASA's Orbital Debris Program Office for data, research, and resources on tracking and understanding space debris in Earth's orbit.

exploration.esa.int favicon

Explore Mars missions and robotic discoveries

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Explore Mars missions, news, and resources from the European Space Agency. Discover robotic exploration updates, educational tools, and mission highlights.

heasarc.gsfc.nasa.gov favicon

Explore real NASA astronomy data and tools

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Access NASA's archive for high-energy astronomy data, software, and tools from space missions—ideal for scientists and astronomy enthusiasts.

public.nrao.edu favicon

Discover the universe through radio astronomy

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Explore radio astronomy with the National Radio Astronomy Observatory—discover research, telescopes, news, and educational resources about the universe.

imo.net favicon

Report and track meteor showers worldwide

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Track meteor showers, report fireball sightings, and join a global community of meteor enthusiasts with news, photos, and observation tools.

skao.int favicon

Explore cutting-edge astronomy and Indigenous art

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Discover the SKA Observatory’s science, astronomy projects, and Indigenous art exhibitions, plus resources, news, and opportunities in astronomy research.

cometography.com favicon

Discover the history and science of comets

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Explore detailed research, history, and information about comets and meteor showers, inspired by Gary W. Kronk's renowned Cometography series.

skyrocket.de favicon

Discover rockets, satellites, and space missions

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Explore detailed information on space missions, rockets, satellites, and spaceflight history with this comprehensive online space exploration resource.

gemini.edu favicon

Observe the cosmos with twin world-class telescopes

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Explore the universe with Gemini Observatory's twin telescopes in Hawaii and Chile, offering sky observations, research, and astronomy resources.

cxc.harvard.edu favicon

Access X-ray astronomy data and research tools

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Explore the Chandra X-ray Center portal for high-energy astrophysics data, research tools, and resources from the Harvard-Smithsonian Center for Astrophysics.

aip.de favicon

Discover leading astrophysics research and resources

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Explore the Leibniz Institute for Astrophysics Potsdam, featuring research, news, and resources on cosmic phenomena, astronomy, and astrophysics. Available in English and German.

armaghplanet.com favicon

Explore astronomy news and sky updates

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Astronotes is Armagh Observatory and Planetarium's blog, sharing updates, news, and insights about astronomy, space, and scientific discoveries.

cneos.jpl.nasa.gov favicon

Track near-Earth asteroids and close approaches

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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.

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.

skyatnightmagazine.com favicon

Explore space news and expert astronomy guides

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Get the latest astronomy news, expert guides, reviews, and stunning astrophotography from the UK's leading astronomy magazine. Perfect for space enthusiasts.

boulder.swri.edu favicon

Discover the latest in planetary science research

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Explore planetary science news, NASA missions, and research from SwRI's Boulder office, including asteroid discoveries and space exploration updates.

asd.gsfc.nasa.gov favicon

Discover NASA astrophysics research and data

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Explore astrophysics research, data archives, and resources on cosmic rays, exoplanets, and more from NASA's Astrophysics Science Division.

ligo.org favicon

Explore gravitational wave discoveries and science

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LIGO Scientific Collaboration shares gravitational wave discoveries, research, and educational resources for exploring the universe's fundamental physics.

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map.gsfc.nasa.gov favicon

Discover universe data from NASA's WMAP mission

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Discover space camera systems and missions

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Explore space imaging, camera systems, and science missions with Malin Space Science Systems, a hub for space camera technology and operations.

marsoweb.nas.nasa.gov favicon

Browse Mars landing sites and mission data

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Explore detailed info on Mars landing sites, mission data, and scientific resources for researchers, students, and enthusiasts interested in Mars exploration.

eclipse.gsfc.nasa.gov favicon

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

stereo.gsfc.nasa.gov favicon

View live solar images and space weather data

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Explore solar storms and space weather with real-time images and data from the STEREO space observatory, tracking the Sun and its activity.

chandra.harvard.edu favicon

Experience the universe through X-ray data and sound

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Explore NASA's Chandra X-ray Observatory with images, data, and interactive tools about black holes, exploding stars, and the universe's high-energy events.

coaa.co.uk favicon

Experience astronomy in Portugal's Algarve

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COAA offers astronomy experiences and resources in the Algarve, Portugal, with observatory access, stargazing events, and learning opportunities.

irsa.ipac.caltech.edu favicon

Search NASA's infrared astronomy data archive

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Explore NASA's archive of infrared and submillimeter astronomy data, search mission science products, and access resources for space research.

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.

openexoplanetcatalogue.com favicon

Explore a full catalog of known exoplanets

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Browse and explore a comprehensive, open database of all discovered exoplanets, with data contributed by astronomers and the public.

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.

solarscience.msfc.nasa.gov favicon

Discover NASA's latest solar research and insights

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Explore solar physics with NASA's Marshall team—learn about the Sun, sunspots, space weather, and current solar research projects in clear, engaging detail.

exoplanetarchive.ipac.caltech.edu favicon

Discover and analyze exoplanet data online

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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.

projectpluto.com favicon

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.

soho.nascom.nasa.gov favicon

View real-time solar images and data

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Explore real-time images, data, and news from the Solar and Heliospheric Observatory. Learn about solar events and stay updated on the latest discoveries.

wrcc.dri.edu favicon

Explore detailed climate data for the Western US

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Access climate data, weather stats, and research for the Western US. Explore temperature, precipitation, and historical records from the Western Regional Climate Center.

esahubble.org favicon

Discover breathtaking Hubble space images

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Explore stunning Hubble images, news, and discoveries from the ESA/Hubble Space Telescope. Dive into astronomy resources and space science updates.

moonviews.com favicon

View rare, restored Lunar Orbiter images

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Explore restored images and history from NASA's Lunar Orbiter missions. MoonViews showcases rare lunar photos, project updates, and archival resources.

forum.astronomy.com favicon

Connect with fellow stargazers and space fans

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Join a friendly astronomy forum to discuss stargazing, share tips, ask questions, and connect with space enthusiasts of all experience levels.

cfa.harvard.edu favicon

Discover groundbreaking space research and resources

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Explore the universe with the Center for Astrophysics, a collaboration between Harvard and Smithsonian sharing research, discoveries, and opportunities in astronomy.