Admire 8 beautiful Moon images from NASA Hubble, each capturing rare details of our closest cosmic neighbor., Technology & ...

Plus, catch Saturn and Neptune at their brightest; spy the "string of pearls" galaxy; and a close encounter of the moon and ...

A year after discovering Pluto's fourth moon, "P4," astronomers have learned of a fifth thanks to new images from the Hubble Space Telescope. Inventively named "P5," the moon is believed to be between ...

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 ...

For 34 years, the Hubble Telescope has been orbiting space, each day sending new information back to Earth. Now, the telescope is showing a new multiwavelength galaxy view for the first time. NASA ...

WASHINGTON (Reuters) - The Hubble Space Telescope has discovered a tiny fourth moon orbiting the distant icy dwarf planet Pluto, NASA said on Wednesday. The space telescope was searching for rings ...