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, ...

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 ...

The Hubble Space Telescope captures stunning imagery of barred spiral galaxy UGC 678. The galaxy is located about 260 million ...

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Amidst the recent news about the Hubble Space Telescope’s troubles (and triumphant resurrection), it is sometimes easy to forget that although Hubble is a pretty unique telescope, it is just one of ...

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, ...

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 ...

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 ...

March 22 (UPI) --NASA said Friday the Hubble Space Telescope has spotted a spider galaxy, an irregular galaxy, about 30 million light-years from Earth. NASA said the relatively faint galaxy, which had ...