hubble telescope in space above earth clouds

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The Hubble Space Telescope is back, and NASA has the pictures to prove it.

The Earth-orbiting observatory went offline on June 13 and stayed that way for more than a month while engineers struggled to identify a mysterious glitch. NASA still hasn’t announced what exactly caused the problem, but the agency’s engineers managed to bring Hubble back online by activating some of its backup hardware on Thursday.

“I was quite worried,” NASA Associate Administrator Thomas Zurbuchen said in a Friday video interview with Nzinga Tull, who led the Hubble team through troubleshooting. “We all knew this was riskier than we normally do.”

Hubble slowly powered up its science instruments again over the weekend and conducted system check-outs to make sure everything still worked. Then it snapped its first images since the whole debacle started.

The telescope focused its lens on a set of unusual galaxies on Saturday. One of its new images shows a pair of galaxies slowly colliding. The other image shows a spiral galaxy with long, extended arms. Most spiral galaxies have an even number of arms, but this one only has three.

Hubble is also observing Jupiter’s northern and southern lights, or auroras, as well …read more

Source:: Businessinsider – Technology

      

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