Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...

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 ...

NGC 4639 is one of about 1500 galaxies that make up the Virgo Cluster, according to the European Space Agency (ESA), one of NASA’s Hubble partners. Related: The best of Hubble The image clearly ...

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 ...

From prescription eyeglasses to stylish sunnies, Hubble Contacts has you covered with quality and comfortable eye care products. Best of all? Hubble Contacts offers a personalized contact lens ...

Astronomers using the Hubble Space Telescope are at the dawn of a new era in exploring the universe. With two powerful new instruments, added to Hubble in February 1997 by the crew of the Space ...

Most people associate the discovery that faraway galaxies are receding from us - and thus, that the universe is expanding - ...

Hubble was built to be tuned up in orbit. But it wasn't designed for the major overhaul NASA astronauts undertook during its fourth servicing mission, 3B, in March 2002. They delved into the ...