This mottled landscape showing the impact crater Tycho is among the most violent-looking places on our Moon. Astronomers didn’t aim NASA’s Hubble Space Telescope to study Tycho, however. The image was ...

A team of astronomers using NASA’s Hubble Space Telescope is reporting the discovery of another moon orbiting the icy dwarf planet Pluto. A team of astronomers using NASA’s Hubble Space Telescope is ...

Peering to the outskirts of our solar system, NASA’s Hubble Space Telescope has spotted a small, dark moon orbiting Makemake, the second brightest icy dwarf planet after Pluto in the Kuiper Belt. The ...

Astronomers have discovered evidence of water vapor in the atmosphere of Jupiter’s moon Ganymede, according to a study released in the journal Nature Astronomy. Previous research provides evidence ...

Using data from NASA’s Hubble Space Telescope, scientists say they’ve found the first-ever evidence of water vapor in the atmosphere of Jupiter’s moon Ganymede. It’s an exciting discovery that ...

NASA used the sunlight beaming through Earth's atmosphere and bouncing off of the Moon to analyze our planet's atmosphere. The experiment was a sort of proof-of-concept that suggests we may be able to ...

This story was updated at 11:05 a.m. EDT. A tiny new moon has been discovered around Pluto, the fourth and smallest one yet found orbiting the dwarf planet, photos from the Hubble Space Telescope ...

Astronomers using the Hubble Space Telescope discovered a fourth moon orbiting the icy dwarf planet Pluto. The tiny, new satellite – temporarily designated P4 -- was uncovered in a Hubble survey ...

On January 20-21, 2019, planet Earth came between the Sun and the Moon, draping the rocky body with its shadow in a total lunar eclipse. The Moon may have appeared dim to us here on Earth, but it ...