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

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, ...

February brings a rare planetary parade, with five bright planets in clear view and a special alignment of Mercury and Saturn ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Jupiter’s moon Io is the most volcanically ... but the changes were so evident that even the JunoCam could see them from that distance. “Juno had two really close flybys of Io during Juno ...

Four planets will be in the parade in January while seven will align in February. Here's how to see the events.

Even for Jupiter's moon Io, the most volcanic body ... hotspot region of Io estimated to be larger than Lake Superior on Earth. The currently unnamed region is so powerful that the energy it ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An image shows Io and the Juno spacecraft with a top down view of its south pole and the ...