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 ...

If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

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 ...

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 ...

(RNS) — When you look into the night sky, the naked eye can only make out 2,500 to 3,000 stars, five planets and maybe one to three galaxies, and that’s assuming ideal atmospheric conditions ...

But 100 years ago, astronomer Edwin P. Hubble (1889-1953), working at the Mount Wilson Observatory in California, made a stunning discovery: He calculated that a spiral nebula called Andromeda was ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth Margherita Bassi Daily Correspondent NASA’s Earth-orbiting Hubble Space ...

Get ready to celebrate the Hubble Space Telescope's 35th anniversary with a year full of observations. The Hubble Space Telescope is nearing its 35th anniversary and skywatchers can celebrate the ...