Their Slow Moving Objects survey, which lasted almost a decade, used progressively larger CCD cameras to detect
faint objects moving slowly relative to background stars.
Not exact matches
Tiny and very
faint, this fast
moving object (centre) was captured by astronomers as it passed through our Solar system.
They found 126 fast -
moving,
faint objects and then tracked them for 4 nights from the 4 - meter Blanco telescope at the Cerro Tololo Inter-American Observatory in Chile.
«It's very difficult to see these
faint moving objects in front of thousands and thousands of background stars,» Parker says.
David Jewitt of the University of Hawaii and Jane Luu, now at Stanford University, found a
faint slow -
moving object beyond the orbit of Pluto a year ago, and a second in March.
Tiny and very
faint, this fast
moving object (centre) was captured by astronomers as it passed through our Solar system.
A
faint, slowly
moving dot discovered by computer shows clear signs of being a deep Solar System
object at least as large as Pluto.
The stars in the stream are incredibly
faint, so it was necessary to use a proxy technique to measure the speeds of brighter tracer
objects moving along with the stream stars.