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 ...

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Depending on the value of the Hubble constant, this gives an age of about 14 billion years—not far off the current best-estimate of 13.8 billion years. However, there’s a slight complication. The ...

Hubble once again lifts the veil on a famous—and frequently photographed—supernova remnant: the Veil Nebula. The remnant of a star roughly 20 times as massive as the sun that exploded about ...

This NASA/ESA Hubble Space Telescope has given us this ... the closest to Earth, they are among the best studied by astronomers. And they are also among the prime targets in the hunt for habitable ...