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 ...

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 ...

We can get a peek into that neighboring dwarf galaxy - which is only about 15% the size of our Milky Way - because of the Hubble Space Telescope. That galaxy is about 160,000 light years away.

(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 ...

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 ...

Following up on the groundbreaking 2020 discovery of newborn jets in a number of quasars, aspiring naval officer Olivia Achenbach of the United States Naval Academy has used NASA's Hubble Space ...