The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks claim it’s visible to the naked eye. Most of us have never noticed it. Too ...

The Hubble Space Telescope has been in orbit around Earth for 35 years The most famous telescope in history has reached a major milestone — it's 35 years old. The Hubble Space Telescope launched on a ...

than 2.2 billion light-years away, for more than 13 hours. The gravity of the cluster’s trillion stars, plus dark matter, acts as a 2-million-light-year-wide “lens” in space. This “gravitational lens” ...

Exactly 35 years ago this week, the Hubble Space Telescope was released from the Space Shuttle Discovery cargo hatch. After a stuttering start, it became one of humankind’s most treasured inventions, ...

Forbes contributors publish independent expert analyses and insights. Amanda Kooser covers the quirky side of science and space. The Hubble Space Telescope revisited the nearly edge-on Sombrero Galaxy ...

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 fill ...

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, reveal ...

The team behind the iconic Hubble Space Telescope is making the best out of a difficult situation, according to a new announcement from NASA. Space agency officials revealed that, while Hubble still ...

The venerable Hubble Space Telescope is running out of gyroscopes, and when none are left, the instrument will cease to conduct meaningful science. To preserve the telescope, which has been operating ...

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 will ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing ...