A Month of Bright Planets Venus blazes at its brightest for the year after sunset, then Mars and Jupiter to rule the night ...

Three months after its launch from NASA's Kennedy Space Center in Florida, the agency's Europa Clipper has another 1.6 ...

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in ...

These two next weeks offer all but one of the planets in lovely view at nightfall. Fred Schaaf goes step by step through the ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

WASP-121b is like nothing in the solar system, raining liquid metal and being puffy like a marshmallow. The origins of these ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

February stargazing is fantastic for many reasons, but this year there’s a one-two-three punch of bright planets adding to ...

The findings provide the strongest evidence yet that asteroids may have planted the seeds of life on Earth and that these ...

Just as Sun, Moon, Mercury, Venus and Mars move through the signs of the zodiac as they orbit, so do the outer planets.