Articles

Emily Lakdawalla

I just posted my writeup of today's press briefing on a new map of Pluto produced from Hubble images. The main conclusion was that Pluto has shown an astonishing amount of changes across its surface between 1994 and 2002 -- more, in fact, than any other solid surface in the solar system.

Ted Stryk

The second report by Ted Stryk from the New Horizons science team meeting, focusing on the search for Kuiper belt object (KBO) targets.

Ted Stryk

The New Horizons science team is meeting this week. Ted Stryk was invited to attend the meeting, and he sent the following notes from the first day.

Emily Lakdawalla

There are two cool stories circulating today on the theme of discovering new places in the cosmos.

Alan Stern

Despite still being more than six years and just over 18 Astronomical Units from the Pluto system, the project team for New Horizons is conducting the second and final portion of our Pluto Encounter Preliminary Design Review (EPDR) tomorrow and the next day.

Emily Lakdawalla

The trans-Neptunian object formerly known as 2005 FY9 now has a name:

Emily Lakdawalla

As New Horizons continues its journey (it's now approaching the orbital distance of Saturn, though it's very far from that planet in space), the mission is taking advantage of the recent experience with the Jupiter flyby to plan out the science operations for the Pluto-Charon encounter.

Ted Stryk

I spent a large portion of the day at the Lunar and Planetary Institute's library and presented my own poster during the poster sessions, so my coverage of Thursday's sessions is limited.

Emily Lakdawalla

I've just posted a news story on a recently published paper that suggests that Pluto's moon Charon may have active ice volcanoes.

Emily Lakdawalla

According to the mission website, the New Horizons spacecraft has drifted off to sleep, entering its

Emily Lakdawalla

Yesterday the New Horizons team released a flicker animation showing the spacecraft's first sight of Pluto, using the LORRI long-range imaging instrument.

Emily Lakdawalla

Alan Stern just posted a detailed update on the status of New Horizons in his PI's Perspective blog on the mission website.

Emily Lakdawalla

After the political discussions of the morning, Mike Brown stood up to give the

Emily Lakdawalla

I received quite a number of emails containing suggested names for Pluto's moons -- thanks! I just sent all the suggestions to Alan Stern; here they are for everybody's enjoyment.

Emily Lakdawalla

I just posted today's installment of Planetary Radio, in which Mat Kaplan gets an update on New Horizons from Principal Investigator Alan Stern-- check it out!

Emily Lakdawalla

Emily Lakdawalla

Since the discovery of 2003 UB313, larger than Pluto, there's been a lively debate going on in many places about what makes a planet. There's now an article in Nature talking about a proposal that would address the controversy

Emily Lakdawalla

At a press briefing, the co-discoverers of the so-called

Amir Alexander

To mark the 75th anniversary of the discovery of the planet Pluto, The Planetary Society presents to its readers the remarkable story of the discovery.

Amir Alexander

74 years after Clyde Tombaugh discovered Pluto as a faint dot on a pair of photographic plates, a modern group of astronomers made another remarkable discovery. On March 15, 2004, Michael Brown of Caltech, Chad Trujillo of the Gemini Observatory, and David Rabinowitz of Yale announced the discovery of Sedna – the furthest object ever detected in the Solar System.