Now the most well-recognized and scientifically productive astronomical observatory in history, the Hubble Space Telescope first reached Earth orbit 35 years ago on April 24, 1990. A day later ...

Trouble with one of the Hubble Space Telescope's three remaining gyroscopes, critical for aiming and locking onto targets, has prompted mission managers to switch to a backup control mode that ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond ...

A STS-125 crewmember aboard the space shuttle Atlantis captured this still image of the Hubble Space Telescope as the two spacecraft continued their relative separation on May 19, 2009 ...

The Hubble Space Telescope is a masterwork of engineering and human ingenuity. Hubble is comparable in size and weight to a large school bus, but its contributions to science and astronomy could ...

The most famous telescope in history has reached a major milestone -- it's 35 years old. The Hubble Space Telescope launched on a grand scientific adventure to study the cosmos on April 24 ...

Why it's so special: This stunning image from the Hubble Space Telescope depicts a star-forming region called Sharpless 2-106, or S106 for short. Characterized by its "wings," it is classified as ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. This week, the famed NASA/ESA Hubble Space Telescope turns 35 years ...

After 35 years, the Hubble Space Telescope is still churning out hits. In just the last year or so, scientists have used the school bus–sized observatory to confirm the first lone black hole ...