Personalise your OpenLearn profile, save your favourite content and get recognition for your learning
Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.
Brown dwarfs are cool, faint objects, with a temperature too low for hydrogen burning to commence. They are inherently difficult to observe, but a number have been discovered.
» Orion Glossary