WASHINGTON -- Scientists said they have found evidence of water in the atmosphere of Jupiter's icy moon "Europa." NASA said its Hubble space telescope observed the presence of persistent water vapor ...

Firing off a string of action snapshots like a sports photographer at a NASCAR race, NASA’s Hubble Space Telescope captured the rare occurrence of three of Jupiter’s largest moons racing across the ...

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

A stunning new Hubble view, another contact binary asteroid, a sunset on Mars, a comet from space, and a tiny shepherd moon are all featured this week. Credit: NASA, ESA, C. Murray (Space Telescope ...

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Astronomers using the Hubble Space Telescope have discovered a fourth moon orbiting Pluto. Pluto - for the record - is still classified as a dwarf planet. Astronomer Larry Wasserman of Lowell ...

When I was in grade school I was fascinated by the world’s largest telescope: the 200-inch-diameter Hale Reflector on Palomar Mountain near San Diego. What a behemoth! At the time I enjoyed using a ...