There is no other moon quite like our own in the entire solar system. The Moon is unique in a lot of ways, some of which are ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

After that, Europa is closer to the gas giant than Ganymede. Meanwhile, over at Jupiter, Io begins a transit just after midnight EDT, when Jupiter is very low on the East Coast. The moon’s ...

April's full moon will reach peak illumination at 7:22 p.m. local time on Saturday, April 12. Contrary to its name, the moon will not turn a shade of pink. The name is instead an homage to the ...

This new moon of March 2025 will create a partial solar eclipse visible in the northeastern part of North America, much of Europe and Russia; one will even be able to see the moon cover a sliver ...

Saturn’s first known moon, Titan, was discovered by Dutch astronomer Christiaan Huygens 45 years later. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ...