In May 2009, seven astronauts aboard Space Shuttle Atlantis visited the Hubble Space Telescope for a final servicing mission. The drama of a shuttle flight with ambitious and challenging spacewalks that refreshed, repaired, and renewed astronomy’s most beloved telescope captured the attention of the world.... Read More

In 2009, HubbleSite let the public vote on an object to be observed by the Hubble Telescope. The world picked Arp 274, a trio of galaxies 400 million light-years away in the constellation Virgo. The galaxies appeared at first to be overlapping, but may actually be distant from one another.... Read More

In September 2008, Hubble was two weeks away from a servicing mission when an electrical problem shut down much of the telescope. Intense work and effort has resulted in a replacement part to fix the problem. The servicing mission took place in 2009 and was entirely successful, and Hubble is expected to continue for many more years.... Read More

Occultation occurs when one celestial body — for instance, a moon or a planet — aligns with another. Striking images of occultation give us an unusual glimpse of the traffic in our cosmic backyard.... Read More