According the Beeb:
A supposed asteroid, which it was feared was going to have a near-miss with Earth next week, has been identified as a spacecraft.
Just in case you were heading to the kitchen to make a tinfoil hat, I should clarify… that’s an Earth spacecraft — the European Rosetta.
Thanks, Daniel… I enjoyed my visit to your blog.
We’re blogging the entire swing-by from now until the 15th; closest approach is due at 21:57 CET tonight: http://www.esa.int/blog