Success! MESSENGER First Spacecraft to Orbit Mercury - Universe Today
[/caption] After more than a dozen laps through the inner solar system, NASA’s MESSENGER spacecraft appears to have moved into orbit around Mercury tonight. Although Mariner in the 1970s and MESSENGER in the past several years have done flybys, MESSENGER is the first spacecraft to orbit the innermost planet in our solar system. NASA is stopping short … Continue reading "Success! MESSENGER First Spacecraft to Orbit Mercury"