Sharing a new baby's arrival usually turns into some combination of a group text, a social post, and a dozen separate messages to relatives who aren't on social media, which gets unwieldy fast, especially if you want to share updates and photos over the following weeks rather than just one announcement. A simple website solves that specific problem: one link you can send to everyone, updated as often as you want, without repeating yourself across five different apps.
Describing what you want to Nova, for example "a website announcing our new baby, with the birth details, photos, and a link to our gift registry," produces a page built around that description. You can look over a live preview before publishing to a free getnova.pro subdomain, and none of that, building it or previewing it, requires an account. Because the content reflects your actual family and details rather than a generic "welcome to the world" template, the page starts closer to something that actually sounds like your announcement, not a placeholder card.
A couple of things worth planning for. Nova builds the page itself, but it isn't a registry platform, so if you're linking to gift registries, those stay on whatever service you actually registered with, Amazon, Target, Babylist, or similar, and the page just links out to them the same way it would to any other site. If you want to keep the page relatively private rather than fully public, check Nova's current publishing and privacy settings before sharing anything sensitive like a home address, since that's worth confirming directly rather than assuming.
Yes, you can go back and update the page with new photos or milestones over time rather than treating it as a one-time announcement.
Yes, describe the registries you're using, and Nova will include links to each rather than assuming a single platform.
Plenty of families keep updating the same page well beyond the initial announcement, first photos, first months, later updates, rather than building something meant to be temporary.
Describe your news to Nova and share one link with everyone instead of a dozen separate messages.