Latest Mercury spacecraft Stories
NASA will release the first orbital image of Mercury's surface, including previously unseen terrain, on Tuesday afternoon, March 29.
Data from its first three days in orbit about Mercury have confirmed the initial assessment of the spacecraft team that MESSENGER is in its intended orbit and operating nominally.
SACRAMENTO, Calif., March 21, 2011 /PRNewswire/ -- Aerojet, a GenCorp (NYSE: GY) company, announced today that NASA's MESSENGER (MErcury Surface, Space ENvironment, GEochemistry, and Ranging) spacecraft has successfully achieved the first-ever orbit around the planet Mercury using Aerojet's propulsion system.
PHOENIX, March 18, 2011 /PRNewswire/ -- On the evening of March 17, 2011, NASA's MESSENGER spacecraft fired its main engine for 15 minutes to perform a Mercury capture maneuver and became the first spacecraft in history to orbit the innermost planet to the Sun.
WASHINGTON, March 18, 2011 /PRNewswire-USNewswire/ -- Congressman Chaka Fattah (D-PA), Ranking Member of the House Appropriations Committee's Subcommittee on Commerce, Justice, Science and related agencies, issues the following statement upon NASA's success with its Mercury Orbiter: "NASA continues to amaze with its ability to thread needles in space.
WASHINGTON, March 17, 2011 /PRNewswire-USNewswire/ -- NASA's MESSENGER spacecraft successfully achieved orbit around Mercury at approximately 9 p.m. EDT Thursday.
After a journey spanning more than six years and nearly five billion miles, the Messenger spacecraft successfully entered orbit around Mercury at approximately 9pm EDT Thursday, NASA officials have announced.
Scientists are excited about solving some of the mysteries surrounding our smallest and hottest planet; the findings are expected to broaden our understanding of rocky planets, more and more of which are being discovered in other solar systems.
A small NASA spacecraft called Messenger will enter into the orbit of the planet Mercury on St Patrick â€™s Day, circling as close as 125 miles from the rocky planet's surface and revealing parts of Mercury never before seen by human eyes.
NASA will host a media teleconference at 1 pm EDT on Tuesday, March 15, to discuss the first spacecraft to orbit Mercury.
The Planet Mercury -- in astronomy, nearest planet to the sun, at a mean distance of 36 million mi (58 million km); its period of revolution is 88 days. Mercury passes through phases similar to those of the moon as it completes each revolution about the sun, although the visible disk varies in size with respect to its distance from the earth. Because its greatest elongation is 28, it is seen only for a short time after sunset or before sunrise. Since observation of Mercury is...