Jupiter's volcanic moon Io doesn't appear to have a subsurface ... field — Io moves around Jupiter on an eccentric orbit, and its distance from the giant planet can vary by 2,175 miles (3,500 ...

Or perhaps more likely, look at under a microscope. The latest candidate for hosting nearby life is Jupiter’s moon, Io. Let’s take a look at what makes Io special, and what we might hope to ...

As bristling with volcanoes as a porcupine with quills, Jupiter's moon Io is the most volcanically active world in the Solar ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

As the Moon starts to orbit Earth we can see more and more of the lit side. At various stages in its orbit it is called a crescent moon, a quarter moon and a full moon. It is called a full moon ...

As the Moon starts to orbit Earth we can see more and more of the lit side. At various stages in its orbit it is called a crescent moon, a quarter moon and a full moon. It is called a full moon ...

The number of known moons in our Solar System has been rising for centuries, but astronomers say it has probably peaked – for ...

navigation and timing at the Moon. This successful demonstration makes it plausible that future lunar missions, whether in orbit or on the surface, could use Earth’s GNSS satellites to navigate ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Blue Ghost ...

As it settles into orbit, halfway between Earth and our original ... Just like hundreds of the volcanoes you see today on Jupiter's hellish moon, Io. But even that's not the end of the spectacle.

The dark skies during a new moon provide ideal conditions for spotting skywatching targets that would otherwise be outshined by moonlight. The next new moon will occur on Saturday, March 29, at 6: ...