Glossary term: Galáxia Irregular
Description: Uma galáxia irregular é um tipo de galáxia com pouca ou nenhuma simetria (tem uma morfologia ou forma distorcida). Normalmente, elas são menores do que as galáxias espirais e elípticas e geralmente contêm quantidades significativas de gás capaz de formar estrelas. A Grande e a Pequena Nuvem de Magalhães são galáxias irregulares, relativamente próximas (aproximadamente 160.000 anos-luz e 200.000 anos-luz) da Via Láctea, que podem ser observadas a olho nu do hemisfério sul da Terra.
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
The OAE Multilingual Glossary is a project of the IAU Office of Astronomy for Education (OAE) in collaboration with the IAU Office of Astronomy Outreach (OAO). The terms and definitions were chosen, written and reviewed by a collective effort from the OAE, the OAE Centers and Nodes, the OAE National Astronomy Education Coordinators (NAECs) and other volunteers. You can find a full list of credits here. All glossary terms and their definitions are released under a Creative Commons CC BY-4.0 license and should be credited to "IAU OAE".
