The Hubble Space Telescope, orbiting roughly 300 miles above Earth, is gradually losing altitude as atmospheric drag slowly pulls it toward eventual reentry in the coming years. A technical memorandum ...

In celebration of the Hubble Space Telescope's 35 years in Earth orbit, NASA is releasing an assortment of compelling images recently taken by Hubble, stretching from the planet Mars to star-forming ...

NASA’s Hubble space telescope is running out of time. The aging observatory is slowly being dragged down toward Earth and is estimated to reenter through the atmosphere by 2033. NASA could save it, ...

After 35 years in orbit, the Hubble Space Telescope continues to push astronomy forward. Launched in April 1990, the Hubble was then the most powerful space telescope ever, with a hitherto unheard-of ...

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 ...

WASHINGTON — As NASA prepares an attempt to reboost an astronomy spacecraft in a decaying orbit, the agency is open to doing something similar for the Hubble Space Telescope, provided its operating ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A dramatic rise in the number of internet satellites ...

The Hubble Space Telescope has enabled scientists to make incredible discoveries since it was placed in orbit in 1990. The Hubble Deep Field is a point in the sky where 3,000 galaxies were found, some ...

In celebration of the 35th anniversary of the Hubble Space Telescope’s launch into orbit, astronomers aimed the legendary telescope at a selection of photogenic space targets, stretching from inside ...