Hubble Space Telescope

Stories

Astronomers find first stellar stream beyond the Milky Way

As of September 2026: Provided the deep imaging that revealed the stream

Astronomers have found a thin ribbon of stars being torn from a globular cluster by a galaxy 35 million parsecs away. Named Oyashio, it is the first stellar stream of its kind ever seen outside the Milky Way.

Updated Sep 24

Astronomers detect a 10-sided decagon forming at Saturn's south pole

New Capabilities

As of September 2026: Primary instrument tracking the decagon

Saturn's north pole has worn a six-sided hexagon for more than 40 years. Now Hubble Space Telescope images show a 10-sided decagon emerging at the planet's south pole — the first large polygonal jet pattern ever seen in that hemisphere.

Updated Sep 6