NEO News (03/25/15) ARM, Spinning NEAs, UN Milestone
ARM Option B Selected (March 25)
NASA has just announced the selection of ARM Option B – the alternative ARM mission to pluck a boulder off a larger NEA and return it to the vicinity of the Moon. The rock could be up to 4m in size. Launch is planned for 2020. The estimated costs are slightly larger than Option A, but since this mission involves studying a larger asteroid target (with a stay there
NEO News (02/26/15): Asteroid politics
NEO NEWS IS TWENTY YEARS OLD!
Pete Worden is leaving NASA at end of March.
Readers of NEO News will remember that Pete has been a consistent supporter of NEA studies and planetary defense, in the Air Force where he rose to the rank of Brigadier General, in several policy related positions in Washington, and for the past nine years as Director of NASA Ames Research Center (and my boss). In
Asteroid 2004 BL86 visible in your telescope
Sky map showing the track of asteroid 2004 BL86 across the evening sky. Image credit: universetoday.com, made with Chris Marriott’s SkyMap program. In our previous article we already introduced you to a big asteroid that is coming into our neighborhood soon: Asteroid 2004 BL86 will pass by at approximately 3.1 lunar distances (or 1.2 million kilometers). Thanks to its size (somewhere around 680m
Dawn spacecraft is approaching the asteroid Ceres
View of Ceres during the approach of the Dawn spacecraft. Image credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA The Dawn spacecraft mission by NASA has returned a first image of its final target: The dwarf planet Ceres. Ceres is the main body in the asteroid belt that lays between Mars and Jupiter. The Dawn spacecraft calibrated its cameras by taking this image from the planet towards which it is heading. As is