ALMA observes clouds in NGC 6822

This montage shows four star-forming gas clouds in NGC 6822, a barred irregular dwarf galaxy, about 1.6 million light-years away.  The observations were made with the Wide Field Imager attached to the 2.2-metre MPG/ESO telescope at ESO’s La Silla Observatory, the Very Large Array and by the Atacama Large Millimeter/submillimeter Array (ALMA).

Links:

Crédit:

ESO, ALMA (ESO/NAOJ/NRAO)/A. Schruba, VLA (NRAO)/Y. Bagetakos/Little THINGS

À propos de l'image

Identification:potw1711c
Type:Collage
Date de publication:13 mars 2017 06:00
Taille:1090 x 1089 px

À propos de l'objet

Nom:NGC 6822
Type:Milky Way : Nebula : Type : Star Formation
Milky Way : Galaxy : Type : Irregular
Milky Way : Galaxy : Size : Dwarf
Distance:2 million années lumière
Catégorie:Galaxies

Formats des images

Grand JPEG
351,5 Kio
JPEG taille écran
248,9 Kio

Fonds d'écran

1024x768
270,3 Kio
1280x1024
374,3 Kio
1600x1200
497,4 Kio
1920x1200
550,0 Kio
2048x1536
727,9 Kio

Couleurs & filtres

DomaineLongueur d'ondeTélescope
Visible
B
456 nmMPG/ESO 2.2-metre telescope
WFI
Radio
HI
21 cm Very Large Array
Visible
V
539 nmMPG/ESO 2.2-metre telescope
WFI
Visible
R
651 nmMPG/ESO 2.2-metre telescope
WFI
Millimétrique
CO/230 GHz
1.3 mmAtacama Large Millimeter/submillimeter Array
Band 6
Visible
H-alpha
658 nmMPG/ESO 2.2-metre telescope
WFI