Astounding.

Looking back 30-plus years, who knew we would be looking up more? We are, thanks to the Hubble Space Telescope.

In a stunning new image that marks the 36th anniversary of NASA’s Hubble Space Telescope, scientists have captured a ...

One issue is that when scientists calculate what the Hubble constant should be, it doesn’t quite match observations of the ...

Cepheid variable star RS Puppis pulses with a regular period. (NASA, ESA, Hubble Heritage Team; Howard Bond/STScI & Penn State U.) The most precise measurement yet of how fast the Universe is ...

On its 36th anniversary, NASA's Hubble Space Telescope revisits the Trifid Nebula, providing new insights on a familiar ...

The most precise measurement yet shows the Universe is expanding faster than expected, deepening the Hubble tension. The ...

Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still don’t add up, they say. Reading time 3 minutes One major, unsolved problem ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9.” Cloud-9 is a starless, gas-rich, dark-matter cloud considered a “relic” or remnant of ...

This Hubble Space Telescope image represents a portion of the Hubble Legacy Field, one of the widest views of the universe ever made. The image, a combination of thousands of snapshots, represents 16 ...

Its first five years of observation will produce images covering 50 times more of the universe than Hubble did in 30 years.