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

Image Formats

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