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Stories, updates, insights, and original analysis from The Planetary Society.
OPAG, Day 1: Status of radioisotope power and communications support for future missions
Following the mission- and science-focused presentations of the morning, there came two rather alarming presentations.
OPAG: Looking back
The two-day meeting of the Outer Planets Assessment Group is over and I have 30-odd pages of notes to wrestle with.
OPAG, Day 1: Cassini and Juno status
The Outer Planets Assessment Group opened with the status of two of the three actual outer planets missions, Cassini and Juno.
OPAG, Day 1: Getting to Europa
Next up at the Outer Planets Assessment Group meeting was an overview of the plans for future Europa missions.
Too much outer planets news for me to read (much less report on)
Before I get to my notes from OPAG I want to minimally acknowledge today's news, which I'll have to get to in more detail later.
OPAG: A brief update
It's already 9:00 and I've hardly begun assimilating my 16 pages of notes, so I am going to have to just post a short summary with some highlights from today's meeting of the Outer Planets Assessment Group, or OPAG.
New items on the website: Rover update and Stardust@home
I just wanted to point out a couple of new items on the website.
The Planetary Society Optical SETI Telescope Opens
On April 11, 2006, a new era dawned in the search for extraterrestrial intelligence (SETI) with the dedication and beginning of operations of The Planetary Society Optical SETI Telescope in Harvard, Massachusetts. It is the first devoted optical SETI telescope in the world. The telescope was constructed by Paul Horowitz and his group at Harvard University using funding from Planetary Society members.
How much data has Cassini returned to Earth?
Since January 1, 2004—the beginning of the Saturn phase of the mission—Cassini has radioed almost 139 Gigabytes of science data to Earth.
Mars Exploration Rovers Update: Spirit Pulls up to Winter Home as Opportunity Races to Victoria
Two years and 3 months after they bounced to landings at Gusev Crater and Meridiani Planum, the Mars Exploration Rovers are heading into their second, long cold Martian winter.
Get used to this view
Get used to this view of Home Plate and Husband Hill, because Spirit will be seeing a lot of it over the next 8 months, whenever power levels permit the rover to eke a little bit of science activity out of the day.
New Horizons passes farther from the Sun than Mars today!
Today is the day that New Horizons passes Mars' orbit (not that Mars is anywhere close to New Horizons right now).
Mars Exploration Rovers Update: Spirit Makes Tracks for McCool Hill as Opportunity Roves to Victoria
As autumn falls toward winter on the southern hemisphere of the Red Planet, the Mars Exploration Rovers are on the move again. Although the twin robot field geologists are roving as quickly as possible to their next major destinations, the pace is slowing down.
Updated Cassini tour table
Cassini planner Dave Seal gave me a newly updated list of times and dates for Cassini's ongoing tour of the Saturn system, so I went through and compared my table to his and made updates to flyby distances.
MESSENGER's science team pages
A news update from the MESSENGER mission last Friday included a news item that piqued my interest: they reported that the MESSENGER science team website is now live.
LPSC: Friday: Hayabusa
The audience was rapt as Project Manager Jun'ichiro Kawaguchi stood up to give an introduction to the Hayabusa spacecraft and described the saga of the mission to date.
LPSC: The Poster Sessions, Tuesday and Thursday
LPSC: The Poster Sessions, Tuesday and Thursday
LPSC: Thursday: Can bugs get from Earth to Europa?
LPSC: Thursday: Can bugs get from Earth to Europa?
LPSC: Wednesday afternoon: Cassini at Enceladus
So after those two rover talks I skipped over to the other large room to listen to what the Cassini science teams had to say about Enceladus.
LPSC: Thursday: The Moons of Jupiter and the future of Outer Planet Exploration
I said earlier I was going to cover the poster sessions next, and there are some cool things that I want to write about, but I thought I'd better get to something a bit more topical a bit sooner: Europa and the other Galilean satellites, and when (if!?) we'll be exploring them again.



Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small Bodies