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The Voyager Mission Updates

Emily Lakdawalla • September 14, 2010

We take for granted now the ability to get detailed mission updates in a timely fashion via the Web. But How did people get their mission status before the Web?

Early warning for close approaches of two house-sized asteroids

Emily Lakdawalla • September 08, 2010

Most of you have probably heard by now of two small asteroids, both in the neighborhood of 10 meters in diameter, recently discovered on trajectories that pass unusually close to Earth.

The August 20, 2010 Jupiter fireball -- and the March 5, 1979 one

Emily Lakdawalla • August 24, 2010

Following up on the story I first posted on August 22, the Jupiter impact fireball first noticed by Japanese amateur astronomer Masayuki Tachikawa has been independently confirmed by two other Japanese astronomers.

Yet another Jupiter impact!? August 20, seen from Japan

Emily Lakdawalla • August 22, 2010

This may be a very common event after all: another optical flash has been observed on Jupiter, again from an observer far east of the Greenwich meridian, though it was not Anthony Wesley (for once).

2008 LC15, the first Trojan asteroid discovered in Neptune's L5 point

Emily Lakdawalla • August 13, 2010

Congratulations to Scott Sheppard and Chad Trujillo for identifying the first known L5 Trojan asteroid of Neptune!

Animation: Mars Express rising above the north pole

Emily Lakdawalla • August 11, 2010

The "Mars Webcam" on Mars Express (otherwise known as the Visual Monitoring Camera or VMC) has just restarted sending images to Earth after a bit of a hiatus.

Curiosity rolls!

Emily Lakdawalla • July 23, 2010

Enjoy my extremely low-tech animation of Curiosity's first "steps"! Six wheels rolling on Earth -- let's go for six wheels rolling on Mars!

Watching the birth and death of moonlets in Saturn's F ring

Emily Lakdawalla • July 22, 2010

The Saturn system is always in motion, always changing. Saturn itself is a gas giant, with swirling storms, and like the other gas giants it has a host of moons flying around, perturbing each other's motions. And then there's the rings.

Volcanism across the solar system: Io

Emily Lakdawalla • July 20, 2010

Three months ago, grandiosely, I announced that I was going to survey volcanism across the solar system, and I began the journey on Earth. Then I failed to follow up.

Rosetta Lutetia flyby successful; approach images posted; high-res images yet to come

Emily Lakdawalla • July 10, 2010

All appears to be going very smoothly on Rosetta through, and after, its flyby today of asteroid (21) Lutetia.

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