The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

NASA's Lucy spacecraft has beamed back pictures from its latest asteroid flyby. NASA released the images on Monday, a day ...

The plume from a rocket engine burn high in Earth's atmosphere caused a glowing spectacle similar in appearance to a nebula.

But before Wednesday's hand image, Karnick says it wasn't known if X-rays in space were feasible, due to concerns that natural background radiation from space might affect the quality of the image.

But before Wednesday's hand image, Karnick says it wasn't known if X-rays in space were feasible, due to concerns that natural background radiation from space might affect the quality of the image.

But before Wednesday’s hand image, Karnick says it wasn’t known if X-rays in space were feasible, due to concerns that natural background radiation from space might affect the quality of the image.

As four space tourists orbited the north and south poles earlier this month and marvelled at the views of Earth, a group of Canadians celebrated an X-ray image taken aboard the spacecraft using ...

But from 260 miles above in space, he saw no trace of humanity — just desolation: a seemingly endless view of pure white ice. "I think 60 or 70 percent of the time I randomly look out the window ...