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Three bright planets: Portraits from the Pyrenees

Emily Lakdawalla • May 26, 2016

It's a great time to go outdoors and look at planets. I have three glorious planetary portraits to share today, sent to me by amateur astronomer Jean-Luc Dauvergne.

JunoCam cruise data, and a look ahead to Jupiter

Emily Lakdawalla • January 13, 2016

Juno is now fewer than six months and 100 million kilometers away from Jupiter, and the Juno team is busily preparing for the arrival. Amateur astronomers are supporting them by taking lots of Jupiter photos.

Jupiter's Great Red Spot

Björn Jónsson • December 07, 2015

On the 20th anniversary of Galileo's orbit insertion around Jupiter, amateur image processor Björn Jónsson shares some of the mission's first images of Jupiter's iconic massive storm.

Jupiter Weather Report: 2014/15 Apparition

Leigh Fletcher • November 05, 2015

A summary of Jupiter's changing face as seen from Earth during its 2014/2015 apparition.

New Concepts to Explore the Jovian System

Van Kane • October 28, 2015

Last year, NASA’s managers invited the European Space Agency to propose a small spacecraft to explore the Jovian system. Van Kane describes the recently-posted results of ESA's concept studies for two possible missions.

Towards a Jupiter Weather Forecast

Leigh Fletcher • September 24, 2015

Trying to keep track of the ever-changing face of Jupiter is a pretty big challenge—its a dynamic world that can fascinate and surprise every time we turn our telescopes towards it.

New Robotic Spacecraft Posters

Bill Dunford • August 06, 2015

Another round of posters to celebrate historic planetary missions.

Jupiter's changing face, 2009-2015

Emily Lakdawalla • July 24, 2015

Damian Peach's photo-documentation of Jupiter helps us monitor the giant planet's ever-changing patterns of belts, zones, storms, and barges, during a time when no orbiting missions are there to take pictures.

Looking Down On Jupiter's North Pole

Ted Stryk • April 28, 2015

Ted Stryk shares the most direct view of a Jovian pole ever captured by a spacecraft.

Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Bruce Betts • February 04, 2015

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

JUICE at Europa

Van Kane • January 13, 2015

Europe's JUICE spacecraft will provide us with a detailed regional study of this icy moon of Jupiter.

Voyager 3 Project

Peter Rosén • July 08, 2014

In 1979, the Voyager 1 probe took a stunning series of images on its final approach to Jupiter. Thirty-five years later, almost to the day, a group of seven Swedish amateur astronomers set out to replicate this odyssey, but with images taken with their own ground-based telescopes.

Intro Astronomy Class 7: Near Earth Asteroids and the Jupiter System

Bruce Betts • March 21, 2014

Examine the threat of near Earth asteroids and begin exploring the Jupiter System in this video of class 7 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Intro Astronomy Class 1: Tour of the Solar System

Bruce Betts • February 11, 2014

Take a tour of the Solar System in the video of class 1 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Bruce Betts • February 05, 2014

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

A Tale of Two Posters: Sediment on Mars and Searching Jupiter's Rings

Mark Hilverda • December 12, 2013

A close look at two international planetary science poster presentations from the 2013 AGU Fall Meeting featuring sediment experiments to better understand Martian geomorphology and Juno's plans for exploring Jupiter's ring system.

A case of the measles for Jupiter?

Emily Lakdawalla • November 26, 2013

Amateur astronomer Christopher Go has found Jupiter to be putting on a fun show for observers: it's sprouting little red spots "like it has a measles attack!"

Cosmos with Cosmos Episode 6: Travellers' Tales

Casey Dreier • November 25, 2013

The Voyager mission may be the ultimate expression of our desire to explore, but why does that will exist in the first place? Why is it unique to humans?

Gravity assist

David Shortt • September 27, 2013

With the recent announcement by NASA that the 36 year-old spacecraft Voyager 1 has officially entered interstellar space at a distance from the sun about four times further than Neptune's orbit, and with Voyager 2 not far behind, it seems worthwhile to explore how humans managed to fling objects so far into space.

Jupiter and Io from Pioneer 10

Ted Stryk • August 02, 2013

This is a parting shot of Jupiter and Io, taken December 5, 1973, by the Pioneer 10 spacecraft, the first to see either world as a crescent.

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