In the night sky: Orion
In the night sky: Orion

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.

Free course

In the night sky: Orion

3.2.7 Galaxy Zoo

Galaxies are categorised according to shape; our Galaxy, the Milky Way, is thought to be a barred spiral galaxy. Get involved with classifying galaxies for yourself.

Galaxy Zoo provides photos of other galaxies and categories to help scientists to classify the galaxies they discover.

Activity 3.3

Visit Galaxy Zoo [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)]  and classify three or more galaxies.

Did the galaxies you classified fit the suggested categories? Did they pose any specific challenges?

You can type text here, but this facility requires a free OU account. Sign in or register.
Interactive feature not available in single page view (see it in standard view).

In the next section you’ll hear about what scientists think holds galaxies together.

INS_1

Take your learning further

Making the decision to study can be a big step, which is why you'll want a trusted University. The Open University has 50 years’ experience delivering flexible learning and 170,000 students are studying with us right now. Take a look at all Open University courses.

If you are new to university level study, find out more about the types of qualifications we offer, including our entry level Access courses and Certificates.

Not ready for University study then browse over 900 free courses on OpenLearn and sign up to our newsletter to hear about new free courses as they are released.

Every year, thousands of students decide to study with The Open University. With over 120 qualifications, we’ve got the right course for you.

Request an Open University prospectus