Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, ...

The Hubble Space Telescope snapped a new image of Mars, as the planet approaches its closest position to Earth. NASA scientist Jennifer Wiseman discussed the significance of Hubble's long-term ...

For the next couple of weeks, Mars will look bigger than it's looked in a decade! The Hubble Space Telescope shows you just how huge it is.

An "interstellar object" discovered only last month is hurtling through the Solar System at an unprecedented 210,000 ...

This new Hubble image of Mars reveals details as small as 20 to 30 miles across. Bright, frosty polar caps, and clouds above a vivid, rust-colored landscape reveal Mars as a dynamic seasonal ...

Mars is quite the looker in a new image taken by Hubble, the space telescope that normally focuses on far-off nebulae and stars.

This summer, Mars and Saturn have come pretty close to Earth — and NASA's Hubble Space Telescope has captured every magnificent detail.

NASA released a pair of highly anticipated Mars portraits from the Hubble Space Telescope on Wednesday as the observatory’s operators took advantage of a proximity to the Red Planet not equaled ...