All seven mirrors combined gather less than one - hundredth as much light as one 30 - foot - wide mirror, meaning they won't pull in
the faintest objects in the sky.
It is one of
the faintest objects in the sky, discovered using a 25» Schmidt camera in 1952 by G.A Shajn and V.E. Hase at the Crimean Astrophyical Observatory at Simeis (in the former U.S.S.R).
Not exact matches
We train our telescopes on small patches of
sky for long spells, trying to drink
in as much
faint light from distant
objects as possible.
The term is a misnomer: Observing a number of vaguely round, cloudlike
objects in the
sky during the late 18th century, Sir William Herschel thought they resembled
faint planets.
So Jewitt and Luu carried out two parallel surveys: they used the Palomar Observatory's Schmidt telescope equipped with conventional glass photographic plates to scan large areas of the
sky for the very
faintest objects, while also watching a narrow field of view
in the plane of the planets for rare but slightly brighter
objects using MIT's 1.3 - metre telescope fitted with a CCD.
This planetary nebula is certainly the most impressive
object of its kind
in the
sky, as the angular diameter of the luminous body is nearly 6 arc minutes, with a
faint halo extensing out to over 15», half the apparent diameter of the Moon (Millikan 1974).
It is impossible to get a good photograph of the entire cluster because the galaxies are
faint objects scattered across 15 degrees of the
sky, and a large angle photograph would be swamped by thousands of foreground stars
in our own galaxy.
By the second night, however, the
object had faded
in brightness to 30 million times
fainter than the limit of visibility with the naked eye
in Earth's night
sky (Bhargavi et al, 2000).