Although astronomers have now discovered more than 5,000 exoplanets, or planets outside of the solar system, the large majority of these planets are considerably larger than Earth. That’s partly ...

Scientists using the Hubble Space Telescope have measured the size of a small exoplanet just 22 light years away, confirming that it’s the closest known Earth-sized world to our solar system to date.

The Hubble Space Telescope has been surveying space since 1990 and has captured some interesting cosmic elements in action.

It’s not often that telescopes suspended in space have landmark birthdays like this one. Launched on April 24, 1990, NASA’s Hubble Space Telescope has orbited at about 320 miles above Earth’s surface, ...

Explore mind-blowing space scenarios in this video, including: - The implications of creating a black hole on Earth - What ...

NASA said Friday the Hubble Space Telescope has spotted a "spider galaxy" called UGC 5829 that's about 30 million light-years from Earth. Photo courtesy of NASA March 22 (UPI) --NASA said Friday the ...

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above a vivid rusty landscape reveal Mars as a dynamic planet in this sharpest view ever obtained by an Earth-based telescope. NASA’s Earth-orbiting Hubble Space Telescope took the picture on June 26, ...

A spherical shape made from the pinpricks of light from closely packed stars revealed itself to the Hubble Space Telescope when the observatory recently peered into the constellation Mensa. Hubble ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

"The Galaxy Next Door" — This composite image of the Andromeda galaxy was produced by NASA's Galaxy Evolution Explorer, showing Andromeda's ultraviolet side. Paris Alston: This is GBH's Morning ...

Auroras aren't unique to Earth. They occur on every planet except Mercury. Venus and Mars have minor, patchy auroras compared to Earth's, but Jupiter's and Saturn's displays are massive befitting ...