NASA - National Aeronautics and Space Administration

› Mercury's Geological Architecture

› A Closer Look at the Previously Unseen Side

› Mercury's Long Cliffs

› MESSENGER Looks to the North

› MESSENGER's Different Views

› Counting Mercury's Craters

› MESSENGER Dances by Matisse

› Mercury -- In Color!!

› MESSENGER Views an Intriguing Crater

› Ridges and Cliffs on Mercury's Surface

› First Results from the Mercury Laser Altimeter

› MESSENGER's First Image after Closest Approach

› Mercury's Complex Cratering History

› An Overview of Mercury as Messenger Approached

› Messenger Views Mercury's Horizon

› Image of Earth taken by MESSENGER

› Image of Earth taken by MESSENGER during its flyby

Perfect Trajectory

The MESSENGER spacecraft is in perfect position for its journey to Mercury.

Delta Launch Control

NASA Launch Manager Chuck Dovale gives his overview of the launch sequence and liftoff.

Spacecraft Separation Achieved!

Mission Control team congratulates each other on a job well-done.

Launch is Flawless!

MESSENGER is successfully launched on its journey to Mercury.

Proceeding with Countdown

Mission Control specialists are polled for a "go" for launch.

Crew Rolls Back Tower

The tower at Pad 17-B Cape Canaveral Air Force Station is rolled back revealing the Delta II rocket awaiting liftoff.

MESSENGER Fueling Up

Weather is green to go and MESSENGER's tanks are being fueled.

Weather Improving!

Delta Weather Officer Joel Tumbiolo reports that the weather is improving for tonight's launch.

MESSENGER Readied for Launch

George Diller, NASA Launch Commentator opens tonight's launch coverage by describing conditions at the pad.

Launch Countdown Concluded

Join us for tomorrow's coverage of the launch of MESSENGER, Mission to Mercury.

Tomorrow's Forecast

Mission Control team discusses weather possibilities for next launch window.

Standing Down

MESSENGER's launch has been postponed because of weather constraints.

Delta Stands Alone

Delta II stands on its own as tower Pad 17-B is rolled back.

MESSENGER's Technology

Dr. Ralph McNutt, MESSENGER Project Scientist describes the science and technology of the spacecraft.

Readiness Review

George Diller and Assistant Launch Director Omar Baez discuss spacecraft readiness.

Spacecraft Gets Ready

Ted Hartka Lead Mechanical Systems Engineers explains the processing of MESSENGER.

MESSENGER's Tanks are Filled

Cryotanking has been approved and MESSENGER is fueled and ready to go!

Weather Review

Delta Weather Officer Joel Tumbiolo reviews weather constraints for launch window.

Voyage to Mercury Begins

NASA Launch Commentator George Diller describes MESSENGER mission and spacecraft readiness.

MESSENGER Revealed

Join James Leary and other Mission specialists for this exciting webcast.

MESSENGER's Science

Dr. Ralph McNutt answers your questions about the MESSENGER Mission.

A Scientific MESSENGER

This probe's science payload will get personal with Mercury.

In Demand

Planet Mercury's curious features leave scientists wanting more.

A MESSENGER to Mercury

What can the innermost planet tell us about life on Earth?

Build Your Own Model of MESSENGER

MESSENGER Images

View photo gallery images and animations

MESSENGER Animations