The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

The ice-giant planet Uranus, which travels around the sun tipped on its side, is a weird and mysterious world. Now, in an ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

Six overlapping observations taken using the Hubble Space Telescope at both visible and infrared wavelengths were combined to ...

The Large UV/Optical/IR Surveyor (LUVOIR) telescope has been imagined as a habitable planet hunter, but it could be so much ...

Early simulations show that it would take only 10 hours for the forthcoming ELT to find signs of life near Proxima Centauri.

The emission nebula, known as Sh2-284, is an immense region of gas and dust that fuels new star formation. It lacks elements ...

Over the past few years or so the most talked about kind of telescope was the one that is meant to operate in space. An ...

Scientists suspected the ice giant hosted auroras—and had already observed them on Jupiter, Saturn and Uranus. But an ...

A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of many galaxies in an ever-expanding cosmos. This breakthrough led to the ...

Astronomers from the University of Sheffield and Pennsylvania State University have performed X-ray and optical observations ...

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