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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Dawn Journal: Closing in on Ceres

Marc Rayman • January 30, 2015 • 7

Dawn's chief engineer Marc Rayman gives an update on the mission as it gets ever closer to its next target: The dwarf planet Ceres.

Ceres: Just a little bit closer (and officially better than Hubble)

Emily Lakdawalla • January 27, 2015 • 5

Last week's Dawn images of Ceres were just slightly less detailed than Hubble's best. This week's are just slightly better.

New Dawn images of Ceres: comparable to Hubble

Emily Lakdawalla • January 20, 2015 • 9

Dawn has captured a series of photos of a rotating Ceres whose resolution is very close to Hubble's, and they show tantalizing surface details.

Year of the 'Dwarves': Ceres and Pluto Get Their Due

Paul Schenk • January 15, 2015 • 1

This year we achieve the first exploration of these curious but fascinating objects. Paul Schenk explains what we may learn about them.

Dawn Journal: History of Ceres

Marc Rayman • December 29, 2014 • 14

As Dawn looks toward the new world of Ceres, Mission Director Marc Rayman looks back on Ceres' discovery.

Ceres is round!

Emily Lakdawalla • December 05, 2014 • 3

Okay, so the fact that Ceres is round is not news. It's still thrilling to see Ceres begin to come into focus as a round world.

Dawn Journal: Ion thrusting (or not)

Marc Rayman • November 02, 2014 • 8

Marc Rayman gives the latest update on the Dawn mission, focusing this time on the performance of its ion propulsion system.

Dawn Journal: From HAMO to LAMO and Beyond

Marc Rayman • September 02, 2014 • 10

Marc Rayman updates us on the Dawn mission, its plans from high to low altitude mapping orbits at Ceres, and what the intrepid spacecraft will pursue next.

Dawn Journal: Survey Orbit at Ceres

Marc Rayman • June 03, 2014 • 2

This month Dawn's mission director Marc Rayman continues the preview of how Dawn will explore Ceres, this time in its survey orbit.

Intro Astronomy Class 6: Mars (continued) and Asteroids

Bruce Betts • March 14, 2014

Continue exploring Mars and learn about asteroids in this video of class 6 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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