For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

In commemoration of Edwin Hubble's discovery of a Cepheid variable class star, called V1, in the neighboring Andromeda galaxy 100 years ago, astronomers partnered with the American Association of ...

The Hubble Space Telescope, for comparison, has a 6.5-foot (2 m) aperture, he said. Breaking space news, the latest updates on rocket launches, skywatching events and more! Even the smallest ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy NGC 2566, which sits 76 million light-years away in the constellation Puppis. A prominent bar of stars stretches across the ...

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 ...

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 ...

New imagery has been released from NASA’s Hubble Space Telescope, which captured a photo of a spiral galaxy more than 76 million light-years away from Earth. The galaxy known to observers as NGC ...

Released in December 2011, this vibrant Hubble image was created by combining visible and near-infrared light collected by the telescope's Wide Field Camera 3. The light emitted by hot hydrogen ...