MESSENGER

MESSENGER was a NASA spacecraft launched in 2004 to orbit Mercury, the innermost planet in the solar system, with the mission of studying its surface and searching for evidence of water.

Why it’s in the news: It is in the news because the anniversary of its 2004 launch is being commemorated.

Latest on MESSENGER

• On this day in space! Aug. 3, 2004: NASA launches MESSENGER spacecraft to orbit Mercury
• When killing the messenger becomes a strategy of war
• MESSENGER spacecraft aimed to orbit Mercury for the first time to hunt for clues of water on the tiny, innermost planet
• NASA's MESSENGER spacecraft aimed to orbit Mercury

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2 entities linked to MESSENGER across the news graph.