Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered. 3 min read The ...

As it nears 35 consecutive years of space service, the NASA/ESA Hubble Space Telescope has taken another look at a famous ...

The Hubble Space Telescope captured the rare merger of two galaxies, which are forming what's been dubbed a "cosmic guitar." ...

The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history. It ...

The moshing galaxies of Arp 105 dazzle in the Space Image of the Day Monday (March 10), which comes courtesy of Hubble.

The two keys to Edwin Hubble's breakthrough discovery were forged by others in the 1910s. The first key, the period-luminosity scale discovered by Henrietta Leavitt, allowed astronomers to ...

The Hubble Space Telescope captured an image of the spiral galaxy UGC 5460, located 60 million light-years away, which has experienced two recent supernovae: SN 2011ht and SN 2015as.

Photo: Andromeda nebula plate with Hubble's handwritten circle around the variable star he discovered In 1919 American astronomer Edwin Hubble began work at the Mount Wilson Observatory in ...

Lessons from a High-Impact Observatory: The Hubble Space Telescope’s Science Productivity between 1998 and 2008 This ... the relative contributions from different program types, the time allocation ...