Mars and the moon will also be in conjunction tonight. If you're lucky enough to have clear skies tonight, you can catch a "mini planet parade" as Mars and Jupiter appear alongside a half-lit moon in ...

The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window narrows as the Sun sets later each day. Mars is past its best, but remains ...

Scientists spent four years challenging an out-of-the-box theory that ammonia and water form slushy hailstones on the gaseous ...

Asteroids’ orbits around the sun may put them in collision paths with inner planets. We may have had a near-miss, but ...

When Nasa's Juno probe approached Jupiter it caught sight of its four ... On Monday, stargazers may have noticed an unusual sight in the sky above the UK. The Griffith Observatory in Los Angeles ...

Jovian storms can rework the whole chemical makeup of Jupiter's deep atmosphere by picking up ammonia from and dropping it somewhere else.

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

It is likely that the four large moons were formed at the same time as Jupiter and in its immediate vicinity. For the small moons, it is assumed that they are more likely to be asteroids captured by ...

Here’s our guide to what’s up in the night sky for the week of April 14 to April 21. Monday - Look for Mars and Jupiter in the Western sky around sunset. They’ll be visible all month.

They would move across the sky where ... equator of Jupiter they all moved round… in a regular manner." This showed Galileo something extremely important - that the planets could orbit things ...

Since Jupiter's orbit takes 12 years ... While astronomers work diligently to survey the night sky from the Earth's surface, space-based surveys like the upcoming Near-Earth Object (NEO) surveyor ...