What happens to carbon -- and other solid materials -- when the pressure is even greater, such as what exists in the cores of Jupiter, Saturn and giant planets beyond the solar system? The world's largest laser hopes to find out.
For the first time since arriving at Saturn orbit in 2004, NASA's Cassini Solstice mission has imaged the distant blue dot of Uranus past Saturn's majestic rings. Continue reading →
Uranus, despite its odd, sideways orbit around the sun, has a tag-along companion. Continue reading →
Take a look back at some of Voyager 2's most beautiful images on its 36th launch anniversary.
Uranus orbits the sun on its side. Although the consensus is that the gas giant must have collided with something to make it this way, two researchers have modeled Uranus getting "wobbled" by a large moon, tugging it off axis.
Astronomers found Pluto's fifth moon 34 years after finding its first.
Planetary rings made of rock or silicates might be common in the Galaxy.
The fastest man-made object ever built crosses the orbit of Uranus today on its nearly decade-long odyssey to the dwarf planet Pluto.
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