Emission nebula · Cygnus

NGC 7000 North America Nebula

Also known as: C20, LBN 373

mag 4.02.0° across

About

NGC 7000, the North America Nebula, is an emission nebula of magnitude 4.0 in Cygnus, about 2.0° across.

NGC 7000 is in the constellation Cygnus.
Best evenings: around late September it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
Where on Earth: it is seen well, at least 10° up, from north of 35° S.
Summer Triangle: A big faint glow beside Deneb, shaped like the continent; binoculars and a dark sky.
Northern Cross: A big faint glow 3° east of Deneb; binoculars under a dark sky.

When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.

EyesFrom a dark site with no Moon, a brighter patch of the Milky Way near Deneb.
Binoculars (10×50)Its “Gulf of Mexico” edge shows from a dark site, better with a nebula filter.
Telescope (6–8 inch)Far bigger than the field of view; a UHC filter at the lowest power shows its bright edges.

For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.

Designations	NGC 7000, C20, LBN 373
Type	Emission nebula
Magnitude	4.0The smaller the number, the brighter.
Apparent size	2.0° × 30′the full Moon is 31′ across
Constellation	Cygnus
Right ascension (J2000)	20h 59m 17.1s
Declination (J2000)	+44° 31′ 44″