Behind the Scenes Videos

Mary Estacion stands near Launch Pad 39A with Atlantis on the pad before launch.

Watch what it was like behind the scenes during Servicing Mission 4 with Mary Estación.

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Astronauts Upgrade Hubble

STS-125: Atlantis

Images, videos and an interactive feature on the historic mission.

› STS-125 Multimedia

Featured Stories

A hazy disk of millions of stars, with an off-center red/white core and brilliant sparkling blue arms stretching out from the bottom, around to the right and trailing up over the top, off into space

Hubble Sees a Swirl of Star Formation

The regions where new stars are being born in this starburst galaxy are highlighted by sparkling bright blue regions along the galactic arms.

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A core of dark, but smokey blue, ringed with the colors of the rainbow, finally exploding into shells of red gasses blasting out across the stars

Hubble reveals the Ring Nebula’s true shape

New observations by NASA's Hubble Space Telescope of the glowing gas shroud around an old, dying, sun-like star reveal a new twist.

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A bright lens of galaxies in the center warps and distorts more distant galaxies like ripples in space

Hubble Peers Through a Spacetime Magnifying Glass

This Hubble image shows the galaxy cluster Abell S1077. The matter condensed in such clusters is so high their gravity warps the fabric of spacetime.

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a small white spark in a cocoon of brightly-lit gasses

Hubble Tells a Tale of Galactic Collisions

2MASX is an ultraluminous infrared galaxy which emits a tremendous amount of light at infrared wavelengths. Scientists connect this to intense star ...

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artist's concept of a misshapen chunk of rock orbiting a star and its disk of dust

Hubble Finds Dead Stars 'Polluted with Planet Debris

Hubble found the building blocks for Earth-sized planets in an unlikely place – the atmospheres of a pair of burned-out stars called white dwarfs.

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Mission News

NASA Extends Hubble Space Telescope Science Operations Contract

NASA is extending its contract with the Association of Universities for Research in Astronomy for the agency’s Hubble Space Telescope Science Operations activities at the Space Telescope Science Institute in Baltimore, Md., for 36 months.
NASA Schedules Hubble Science Update For May 31

NASA will host a Science Update Thursday, May 31, at 1:00 p.m. EDT to discuss new Hubble Space Telescope observations that allow astronomers to predict with certainty the next major cosmic event to affect our entire galaxy, sun, and solar system.
Astronomical Database Named for Sen. Mikulski

The archive is named in honor of the United States Senator from Maryland for her career-long achievements and for becoming the longest-serving woman in U.S. Congressional history.
Hubble Space Telescope Contributes to Nobel Prize in Physics

Observations made by Hubble of a special type of supernovae contributed to research on the expansion of the universe that was honored with the 2011 Nobel Prize in Physics.

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Hubble Accomplishments

Age of the Universe →

Thanks in part to the Hubble Space Telescope, we know the universe is 13.7 billion years old.
At Galaxies' Cores →

Nearly all galaxies may harbor supermassive black holes.
How Planets Form

The Hubble Space Telescope has helped scientists determine the process of how planets are born.
Extrasolar Organic Matter

The Hubble Space Telescope detected the first organic molecule discovered on a planet outside our solar system.
Dark Energy →

The Hubble Space Telescope detected a distant supernova that suggests the universe only recently began speeding up.
Plutonian Moons

Hubble has found three moons around dwarf planet Pluto.

Related Multimedia

Return to Hubble

Coming soon to a telescope near you ...
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Hubble Gallery →

Hubble images of planets, stars, galaxies and more.
Tonight's Sky →

Your guide to constellations, planets, events and more.
Behind the Pictures →

Do Hubble pictures look like the objects would if we saw them ourselves?
HubbleWatch →

Learn more about astronomy in our weekly Hubble Podcasts!

Hubble Tweets

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20th Anniversary Resources

Hubble 20th Anniversary Resources

Hubble's discoveries over the course of its 20 years in orbit have made this telescope a household name. Visit this page for material related to Hubble's 20th anniversary.