SharePoint spaces is a web-based, immersive platform, which lets you create and share, secure and extensible mixed reality experiences. Add a new dimension to your intranet by using 2- and 3D web parts to create your mixed reality vision.
Building a space is a lot like building a modern site -- that is, you create the space and choose options such as structure, background, and theme. Add web parts for your 3D objects, 360° images and videos, 2D images and text, and more.
To get started, see the following helpful links.
How to create and build your space
How to use each web part