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The 31st Cycle of Hubble Observations Begins

A broad variety of science programs, selected through a dual-anonymous peer review process, will be conducted in Hubble’s 31st cycle.
Photograph of the Hubble Space Telescope with a blue sky and white clouds in the background during STS-103 Servicing Mission

HubbleSite Holiday Cards are back!

Send celestial season’s greetings to friends and family this year with these free, printable cards.
Holiday decorative image with blue hues and snowflakes overlaying Tarantula Nebula

Monthly Tonight's Sky: January Video Now Available

Learn more about the constellations you can observe in the night sky during the month of January.
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A giant red nebula (NGC 2014) and its smaller blue neighbor (NGC 2020) are part of a vast star-forming region in the Large Magellanic Cloud
The central region of the Tarantula Nebula in the Large Magellanic Cloud
The nebula appears to have two nested hourglass-shaped structures sculpted by a whirling pair of stars
Barred spiral galaxy NGC 1015
A monster young star is blasting powerful ultraviolet radiation and hurricane-like stellar winds, carving out a fantasy landscape
A face-on spiral galaxy with a small core
Saturn's rings stretch out eight times the radius of the planet.
Entangled among Galaxy cluster Abell 370 are thin, white trails that look like curved or S-shaped streaks

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The Cat's Eye, a planetary nebula, demonstrating concentric gas shells, and jets of high-speed gas.

Open new doors to the universe with Hubble’s discoveries Hubble Science

Explore The Science

An artist's impression of a young, giant exoplanet orbiting its host star.

Get answers to the most frequently asked questions about Hubble Quick Facts

Get The Facts

Two astronauts work on Hubble during SM3bb. A thin slice of Earth's horizon is in the background.

Learn about the mission of the Hubble Space Telescope Hubble Mission

Learn About the Mission

Hubble, Spitzer, and Chandra composite image of the Galactic Center Region

Discover how Hubble partners with the astronomy community Collaborating Missions

Discover The Partners

spiral galaxy

Explore las traducciones al español de los recursos sobre el Hubble más populares Recursos en español

Acceda a nuestros recursos traducidos

The distribution of dark matter, galaxies, and hot gas in the core of the merging galaxy cluster Abell 520

Find resources for learning and teaching others about Hubble science Learning Resources

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What is Hubble Looking at Now?

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