Observations of comet 41P/Tuttle–Giacobini–Kresák show its rotation slowing, reversing and then speeding up.

Astronomers using NASA's Hubble Space Telescope have found evidence that the spinning of a small comet slowed and then ...

The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of Galileo—Earth's atmosphere. Shifting air pockets in the atmosphere block and distort ...

The Hubble Space Telescope celebrates 36 years of incredible discoveries, stunning imagery, and a lasting impact on astronomy ...

NASA's James Webb Space Telescope and Hubble Space Telescope have teamed up to capture new views of Saturn, revealing the ...

NASA's Hubble Telescope captured the rare phenomenon of a comet breaking apart, catching scientists off guard until they saw ...

Hubble has captured a phenomenon never before witnessed in the world of astronomy: a comet that slowed and then began spinning in the opposite direction.

A luminous swirl set against the deep black of space, the barred spiral galaxy IC 486 glows with a soft, ethereal light in ...

For many kids, the daily classroom routine can start to feel repetitive, but a field trip to the Everhart Museum in Scranton ...

"Sometimes the best science happens by accident,” Co-investigator John Noonan, a research professor in the Department of ...