Join Donate

Blog Archive

 

Dawn Journal: Measuring Light

Marc Rayman • February 01, 2016

Chief Engineer and Mission Director Marc Rayman explains some of the measurements the Dawn mission is taking at Ceres, most of which depend on sunlight.

Dawn Journal: Science on Ceres

Marc Rayman • January 01, 2016

The Dawn mission is developing humankind’s most intimate portrait ever of a dwarf planet. Mission Director and Chief Engineer Marc Rayman returns with his monthly update on the mission's progress.

Dawn Journal: Descent to LAMO

Marc Rayman • December 02, 2015

Dawn's Chief Engineer and Mission Director Marc Rayman previews what's in store as the spacecraft moves into its final mapping orbit around dwarf planet Ceres.

DPS 2015: First reconnaissance of Ceres by Dawn

Emily Lakdawalla • November 12, 2015

This is the first major meeting since Dawn's arrival at Ceres, and despite competition with Pluto surface science there was a well-attended Ceres talk session on Monday and poster session on Tuesday.

The round worlds in the solar system: An updated graphic

Emily Lakdawalla • November 02, 2015

I have a newly updated scale comparison graphic to share: all the round worlds in the solar system smaller than 10,000 kilometers in diameter, now with added Pluto, Charon, and Ceres.

Dawn Journal: A Bounty of Data

Marc Rayman • October 30, 2015

Dawn has completed another successful campaign to acquire a wealth of data in its exploration of dwarf planet Ceres, providing our clearest and most complete view ever of this world.

Dawn data from Ceres publicly released: Finally, color global portraits!

Emily Lakdawalla • October 22, 2015

A few days ago, Dawn officially released the first big pile of data from the Ceres mission phase. Thanks to the public release, I can show you color global portraits of Ceres.

Dawn Journal: 8 Years in Space

Marc Rayman • September 28, 2015

On the 8th anniversary of the launch of the Dawn spacecraft, Chief Engineer and Mission Director Marc Rayman gives his annual summary of Dawn’s progress on its interplanetary travels.

Dawn Ceres image bonanza: Grab your 3D glasses!

Emily Lakdawalla • September 09, 2015

For months, Dawn has been steadily, methodically sharing dozens of images of brand-new sights of a previously unexplored icy world. For the last couple of days I've been making up for lost time, completely buried in the Dawn Ceres images, and I have some maps and 3D anaglyphs to share with you.

Dawn Journal: Mapping Ceres

Marc Rayman • August 22, 2015

More than two centuries after its discovery, Ceres is being mapped in great detail by the Dawn spacecraft. Chief Engineer and Mission Director Marc Rayman gives an update on Dawn's progress.

Dawn Journal: Descent to HAMO

Marc Rayman • July 30, 2015

With a wonderfully rich bounty of pictures and other observations already secured, Dawn is now on its way to an even better vantage point around dwarf planet Ceres.

Dawn at Ceres: A haze in Occator crater?

Andrew Rivkin • July 21, 2015

While Pluto deservedly stole the headlines last week, Chris Russell’s Dawn update at the Exploration Science Forum at NASA Ames reminded us that the other dwarf planets are also sharing their secrets with eager scientists.

Dawn Journal: Ceres' Intriguing Geology

Marc Rayman • June 30, 2015

Dawn is continuing to unveil a Ceres of mysteries at the first dwarf planet discovered. Mission Director Marc Rayman gives us an update.

Dawn Journal: Spiralling Closer to Ceres

Marc Rayman • May 29, 2015

Dawn's Chief Engineer and Mission Director Marc Rayman gives an update as the spacecraft's orbit takes it even closer to the dwarf planet Ceres.

Tons of fun with the latest Ceres image releases from Dawn

Emily Lakdawalla • May 22, 2015

Fantastic new images of Ceres continue to spill out of the Dawn mission, and armchair scientists all over the world are zooming into them, exploring them, and trying to solve the puzzles that they contain.

Two Months from Pluto!

Paul Schenk • May 19, 2015

Two months. Eight and half weeks. 58 days. It's a concept almost too difficult to grasp: we are on Pluto's doorstep.

A week's worth of "RC3" images from Dawn at Ceres

Emily Lakdawalla • May 05, 2015

Now that Dawn is in its science orbit at Ceres, the mission has been releasing new images every weekday!

Dawn Journal: Getting Down to Science at Ceres

Marc Rayman • May 01, 2015

Dawn Mission Director and Chief Engineer Marc Rayman gives a status update on the mission, having finally arrived at dwarf planet Ceres.

New views of three worlds: Ceres, Pluto, and Charon

Emily Lakdawalla • April 16, 2015

New Horizons took its first color photo of Pluto and Charon, while Dawn obtained a 20-frame animation looking down on the north pole of a crescent Ceres.

Dawn Journal: Preparing to Photograph Ceres

Marc Rayman • April 01, 2015

Dawn's Chief Engineer and Mission Director, Marc Rayman, explains why we haven't seen any new images of Ceres—and when we can expect them.

Items 21 - 40 of 81  Previous12345Next
astronaut on Phobos
Let's Change the World

Become a member of The Planetary Society and together we will create the future of space exploration.

Join Today

LightSail
LightSail

LightSail 2 will launch aboard the SpaceX Falcon Heavy. Be part of this epic point in space exploration history!

Donate

You are here: