Length:1 hour Location:Seeking participants Nationwide Incentive:$100(Payment would be mailed to you as a check. We estimate that checks would be mailed out about 6 weeks after the last interviews for this study have been completed.)
(e.g., large telescopes equipped with adaptiveopticsor orbiting observatories such as theHubble Space Telescope) or passing spacecraft. In the method of stellar occultation, investigators measure the length of time that a star disappears from view owing to the passage of an asteroid between the ...