NASA’s Juno mission – Astronomy Now

JunoCam images and expert ‘citizen-scientist’ processing provides stunning portrait of Jupiter and three of its Galilean moons

1 August 2023 Astronomy Now

A family portrait of Jupiter and three of its Galilean moons shows off the skills of two “citizen scientists” using public domain imagery from NASA’s Juno orbiter.

Ripples in innermost rings show Saturn’s ‘fuzzy’ core wobbles

16 August 2021 Astronomy Now

Ripples in Saturn’s innermost rings indicate the planet’s core is a thick “soup” of material that sloshes about slightly, creating detectable gravitational fluctuations.

Jupiter’s high temperature traced to planet’s powerful auroras

4 August 2021 Astronomy Now

A 50-year-old mystery solved: a detailed analysis shows Jupiter’s intense auroras heat the atmosphere on a global scale.

Jupiter’s moon Ganymede seen up close for first time in 21 years

9 June 2021 Astronomy Now

NASA’s Juno spacecraft flew by Ganymede, Jupiter’s largest moon, Monday on the first close-up visit to the icy world since 2000. The first images from the flyby show Ganymede’s cratered, icy surface in “remarkable detail,” NASA said.

Juno probe captures Jupiter’s polar cyclones in all their psychedelic glory

27 September 2020 Astronomy Now

A composite, extreme false-colour image of Jupiter’s northern polar regions based on data from NASA’s Juno orbiter highlights a striking assembly of huge cyclones roiling the giant planet’s atmosphere.

Juno captures sharp view of ‘Clyde’s Spot’ on stormy Jupiter

8 July 2020 Astronomy Now

A bright spot discovered on Jupiter by an amateur astronomer is revealed as a convective storm, or eruption, in close-range images captured by NASA’s Juno spacecraft.

Gemini North captures ‘lucky’ shot of Jupiter in all its infrared glory

11 May 2020 Astronomy Now

The Gemini North telescope has captured one of the sharpest views of Jupiter ever taken from the ground, an infrared mosaic revealing new insights into the giant planet’s turbulent atmosphere.

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.

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.