15 years ago to the day, NASA's Chandra X-ray Observatory opened its eyes to the high-energy universe. It was launched aboard the space shuttle Columbia and entered a long elliptical orbit that takes ...

Using NASA's Chandra X-ray spacecraft, astronomers have witnessed a distant, Jupiter-size world "shrinking" as its host star bombards it with heavy radiation. The extrasolar planet, or "exoplanet," is ...

Another of NASA’s “Great Observatories” is facing its end. Between 1990 and 2003 the space agency launched four magnificent machines into Earth orbit to observe the universe with different eyes, ...

After years of planning and building, the Chandra X-ray telescope is in space, but it will be two months before the billion dollar telescope is in full operation. As Space Shuttle Columbia blasted ...

"Chandra is a living legacy that we hope will continue to help us explore the universe for years to come." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

NASA said today its Chandra X-ray Observatory grabbed a picture of a star screaming out of the galaxy at 3 million miles per hour. At this rate, the star, called RX J0822-4300, is destined to escape ...

"It's almost unfathomable to imagine what is happening to this planet. The planet's atmosphere simply cannot withstand the high X-ray dose it's receiving from its star." Using NASA's Chandra X-ray ...