According to Nature.com
Seven days: 27 March–2 April 2015
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NASA plans to pluck a boulder off a larger asteroid and move it into orbit around the Moon for astronauts to visit.
Nasa’s ground-breaking science mission to retrieve a sample from an ancient space rock has moved closer to fruition.
The Origins Spectral Interpretation Resource Identification Security Regolith Explorer (OSIRIS-REx) mission has passed a critical milestone in its path towards launch and is officially authorised to transition into its next phase, the US space agency said in a statement. 325 more words
Main-belt asteroid 40 Harmonia was discovered by Hermann Goldschmidt on March 31st, 1856. It is an S-type main belt asteroid, about 107 km in diameter. One of 14 asteroids discovered by Goldschmidt, Harmonia is named after the Greek goddess of (obviously) harmony. 507 more words
Two huge meteorite scars spanning 400km have been linked to one huge asteroid, creating an impact zone dwarfing that of Mexico’s Yucatan peninsula