Every time this doomed star plunges through a supermassive black hole's accretion disk, it loses orbital energy and triggers ...

The spiral galaxy NGC 3596 is viewed face-on in this NASA/ESA Hubble Space Telescope image that incorporates six different ...

Captured by the VST, NGC 3640 reveals a turbulent history of cosmic cannibalism, but its current companion, NGC 3641, remains ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

Quasars represent some of the most luminous and energetic phenomena in the universe. These distant powerhouses are driven by ...

The word itself comes from galaktikós kyklos, or “milky circle,” the ancient Greek term for the Milky Way, our home galaxy.

Discover why we've given the ZWO Seestar S30 smart telescope nearly top marks in our latest smart telescope review.