Jupiter – Page 2 – Astronomy Now

Record rocket firing avoids mission-ending eclipse for Juno

2 October 2019 Astronomy Now

A record 10.5-hour thruster firing nudged the solar-powered Juno spacecraft’s orbit just enough to avoid a mission-ending eclipse.

See the young Moon meet the gas giants at dusk, 3–5 October

1 October 2019 Ade Ashford

Skywatchers in Western Europe and the UK should look low to the south-southwest at nautical dusk on 3 and 5 October 2019 to view the waxing Moon pass close to Jupiter and Saturn, the Solar System’s largest gas giant planets. Observers at northern temperate latitudes should make the most of any opportunities to view these planets before they are lost in twilight.

Junocam captures stunning view of Io’s shadow during Jovian eclipse

18 September 2019 Astronomy Now

From its perch in orbit around Jupiter, NASA’s Juno spacecraft routinely provides stunning views of the giant planet’s turbulent atmosphere and the Great Red Spot. But a jaw-dropping close-range look at Io’s shadow during an eclipse is yet another show stopper.

IAU approves names for newly discovered moons

26 August 2019 Astronomy Now

The IAU approves names for five newly discovered moons of Jupiter

A core-warping impact in Jupiter’s past?

17 August 2019 Astronomy Now

Researchers a collision between Jupiter and a still-forming planet at the dawn of the solar system best explains data suggesting the gas giant’s core is less dense than expected.

Rivalling Juno, Hubble snaps stunning views of Jupiter

8 August 2019 Astronomy Now

While it cannot rival the Juno spacecraft’s images of Jupiter, the Hubble Space Telescope still manages to amazes with its global views.

Another look at Jupiter’s Great Red Spot, courtesy of Juno

6 August 2019 Astronomy Now

Jupiter’s Great Red Spot may be shrinking, but you wouldn’t know it by looking at spectacular pictures from the Juno orbiter captured during a 21 July flyby.

More Jupiter events to enjoy in August 2019

31 July 2019 Ade Ashford

Jupiter is two months past opposition on 10 August, so you need to be looking low in the southern sky of the British Isles around sunset if you wish to catch the solar system’s largest planet at its best. If you time it right and the weather obliges, Jupiter’s Great Red Spot makes multiple appearances while the planet’s Galilean moons play hide and seek. Welcome to our August 2019 Jovian observing guide.

See the International Space Station above the eclipsed Moon on 16 July

16 July 2019 Ade Ashford

The serene beauty of the International Space Station gliding silently across the sky needs nothing more than the naked eye to appreciate. But when the dazzling ISS is also in conjunction with a partially eclipsed Moon, Saturn and Jupiter on the 50th anniversary of Apollo 11’s launch, be sure to look low in the southeast through south around 10:06pm BST on 16 July 2019!

See ringed planet Saturn at its best in July 2019

30 June 2019 Ade Ashford

Observers in Western Europe with a clear sky around local midnight cannot fail to notice the conspicuous ‘star’ that is Jupiter low in the south. But look a span-and-a-half of an outstretched hand at arm’s length to Jupiter’s left and you’ll find another giant of the solar system – Saturn. The ringed planet is closest to Earth for 2019 on 9 July, so here is our quick observing guide.